Merge pull request #2495 from tyustli/litest

add c++ support for the bsp of stm32

bsp/stm32/stm32f091-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f091-st-nucleo/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f091-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m0 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f103-atk-nano/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f103-atk-nano/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4); 
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+        
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f103-atk-nano/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
     
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f103-atk-warshipv3/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f103-atk-warshipv3/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f103-atk-warshipv3/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f103-dofly-lyc8/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f103-dofly-lyc8/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f103-dofly-lyc8/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
     
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f103-fire-arbitrary/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f103-fire-arbitrary/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+        
+        . = ALIGN(4);
+        
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f103-fire-arbitrary/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
     
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f103-hw100k-ibox/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f103-hw100k-ibox/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+    
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f103-hw100k-ibox/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f103-mini-system/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f103-mini-system/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f103-mini-system/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,16 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +139,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f107-uc-eval/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f107-uc-eval/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f107-uc-eval/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
     
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f401-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f401-st-nucleo/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f401-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,8 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f405-smdz-breadfruit/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f405-smdz-breadfruit/board/linker_scripts/link.lds

@@ -49,6 +49,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > CODE = 0
 
@@ -75,6 +83,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f405-smdz-breadfruit/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f407-atk-explorer/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f407-atk-explorer/board/linker_scripts/link.lds

@@ -49,6 +49,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+        
+        . = ALIGN(4);
+        
         _etext = .;
     } > CODE = 0
 
@@ -75,6 +83,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f407-atk-explorer/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f407-st-discovery/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f407-st-discovery/board/linker_scripts/link.lds

@@ -48,6 +48,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > CODE = 0
 

bsp/stm32/stm32f407-st-discovery/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f411-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f411-st-nucleo/board/linker_scripts/link.lds

@@ -47,6 +47,15 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +82,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f411-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f429-armfly-v6/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f429-armfly-v6/board/linker_scripts/link.lds

@@ -49,6 +49,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > CODE = 0
 
@@ -75,6 +83,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f429-armfly-v6/rtconfig.py

@@ -35,6 +35,7 @@ if PLATFORM == 'gcc':
     PREFIX = 'arm-none-eabi-'
     CC = PREFIX + 'gcc'
     AS = PREFIX + 'gcc'
+    CXX = PREFIX + 'g++'
     AR = PREFIX + 'ar'
     LINK = PREFIX + 'gcc'
     TARGET_EXT = 'elf'
@@ -43,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -56,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -84,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -129,5 +138,8 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f429-atk-apollo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f429-atk-apollo/board/linker_scripts/link.lds

@@ -55,6 +55,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > CODE = 0
 
@@ -81,6 +89,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+        
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f429-atk-apollo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f429-fire-challenger/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f429-fire-challenger/board/linker_scripts/link.lds

@@ -49,6 +49,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > CODE = 0
 
@@ -75,6 +83,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f429-fire-challenger/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f446-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f446-st-nucleo/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,12 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f446-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f746-st-disco/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f746-st-disco/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f746-st-disco/rtconfig.py

@@ -43,7 +43,7 @@ if PLATFORM == 'gcc':
     STRIP = PREFIX + 'strip'
 
     DEVICE = ' -mcpu=' + CPU + ' -mthumb -mfpu=fpv5-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -g -Wall'
+    CFLAGS = DEVICE + ' -g -Wall'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -56,6 +56,9 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2 -Os'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+    
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
     # module setting 
@@ -92,6 +95,7 @@ elif PLATFORM == 'armcc':
         CFLAGS += ' -O2 -Otime'
 
     CXXFLAGS = CFLAGS
+    
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':

bsp/stm32/stm32f767-atk-apollo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f767-atk-apollo/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f767-atk-apollo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m7 -mthumb -mfpu=fpv5-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -86,11 +90,14 @@ elif PLATFORM == 'armcc':
         CFLAGS += ' -O2'
 
     CXXFLAGS = CFLAGS
+    CFLAGS += ' -std=c99'
+    
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -131,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f767-fire-challenger/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f767-fire-challenger/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f767-fire-challenger/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m7 -mthumb -mfpu=fpv5-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -86,11 +90,14 @@ elif PLATFORM == 'armcc':
         CFLAGS += ' -O2'
 
     CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -131,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32f767-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32f767-st-nucleo/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32f767-st-nucleo/rtconfig.py

@@ -43,7 +43,7 @@ if PLATFORM == 'gcc':
     STRIP = PREFIX + 'strip'
 
     DEVICE = ' -mcpu=' + CPU + ' -mthumb -mfpu=fpv5-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -g -Wall'
+    CFLAGS = DEVICE + ' -g -Wall'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -56,6 +56,9 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2 -Os'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
     # module setting 
@@ -70,6 +73,7 @@ elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
     CXX = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -92,12 +96,15 @@ elif PLATFORM == 'armcc':
         CFLAGS += ' -O2 -Otime'
 
     CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+    
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
     CXX = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'

bsp/stm32/stm32g071-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32g071-st-nucleo/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32g071-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m0plus -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32l053-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32l053-st-nucleo/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,12 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32l053-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m0plus -mthumb -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+    
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32l432-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32l432-st-nucleo/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,12 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32l432-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32l475-atk-pandora/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32l475-atk-pandora/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32l475-atk-pandora/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,16 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +139,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32l475-st-discovery/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32l475-st-discovery/board/linker_scripts/link.lds

@@ -48,6 +48,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+            
         _etext = .;
     } > ROM = 0
 
@@ -74,6 +82,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32l475-st-discovery/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32l476-st-nucleo/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32l476-st-nucleo/board/linker_scripts/link.lds

@@ -47,6 +47,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -73,6 +81,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32l476-st-nucleo/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
     
+    CXXFLAGS = CFLAGS
+
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

bsp/stm32/stm32l496-ali-developer/SConstruct

@@ -21,6 +21,7 @@ env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
     CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
+    CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 

bsp/stm32/stm32l496-ali-developer/board/linker_scripts/link.lds

@@ -46,6 +46,14 @@ SECTIONS
         __rt_init_end = .;
 
         . = ALIGN(4);
+
+        PROVIDE(__ctors_start__ = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE(__ctors_end__ = .);
+
+        . = ALIGN(4);
+
         _etext = .;
     } > ROM = 0
 
@@ -72,6 +80,11 @@ SECTIONS
         *(.data.*)
         *(.gnu.linkonce.d*)
 
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .data secion */
         _edata = . ;

bsp/stm32/stm32l496-ali-developer/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
+    CFLAGS = DEVICE + ' -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
 
@@ -57,11 +57,15 @@ if PLATFORM == 'gcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
 
 elif PLATFORM == 'armcc':
     # toolchains
     CC = 'armcc'
+    CXX = 'armcc'
     AS = 'armasm'
     AR = 'armar'
     LINK = 'armlink'
@@ -85,11 +89,15 @@ elif PLATFORM == 'armcc':
     else:
         CFLAGS += ' -O2'
 
+    CXXFLAGS = CFLAGS 
+    CFLAGS += ' -std=c99'
+
     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
 
 elif PLATFORM == 'iar':
     # toolchains
     CC = 'iccarm'
+    CXX = 'iccarm'
     AS = 'iasmarm'
     AR = 'iarchive'
     LINK = 'ilinkarm'
@@ -130,5 +138,7 @@ elif PLATFORM == 'iar':
     LFLAGS = ' --config "board/linker_scripts/link.icf"'
     LFLAGS += ' --entry __iar_program_start'
 
+    CXXFLAGS = CFLAGS
+    
     EXEC_PATH = EXEC_PATH + '/arm/bin/'
     POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'