diff --git a/bsp/Vango_V85xx/SConstruct b/bsp/Vango_V85xx/SConstruct
index 3a9b2f7f8e..8925090c6c 100644
--- a/bsp/Vango_V85xx/SConstruct
+++ b/bsp/Vango_V85xx/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread-VangoV85xx.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/acm32f0x0-nucleo/SConstruct b/bsp/acm32f0x0-nucleo/SConstruct
index 8fcaa3b5f3..855909626f 100644
--- a/bsp/acm32f0x0-nucleo/SConstruct
+++ b/bsp/acm32f0x0-nucleo/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/acm32f4xx-nucleo/SConstruct b/bsp/acm32f4xx-nucleo/SConstruct
index 401d642406..8b56517bc3 100644
--- a/bsp/acm32f4xx-nucleo/SConstruct
+++ b/bsp/acm32f4xx-nucleo/SConstruct
@@ -14,7 +14,7 @@ TARGET = 'rtthread_acm32f4xx.' + rtconfig.TARGET_EXT
 
 env = Environment(tools = ['mingw'],
 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-	CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
 	AR = rtconfig.AR, ARFLAGS = '-rc',
 	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/apm32/apm32f103xe-minibroard/SConstruct b/bsp/apm32/apm32f103xe-minibroard/SConstruct
index 3d48edf6c4..c253622173 100644
--- a/bsp/apm32/apm32f103xe-minibroard/SConstruct
+++ b/bsp/apm32/apm32f103xe-minibroard/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/fm33lc026/SConstruct b/bsp/fm33lc026/SConstruct
index 508827d37b..9a333a067a 100644
--- a/bsp/fm33lc026/SConstruct
+++ b/bsp/fm33lc026/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rt-thread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/gd32/docs/GD32系列BSP制作教程.md b/bsp/gd32/docs/GD32系列BSP制作教程.md
index a3437d8c80..8f50f631c9 100644
--- a/bsp/gd32/docs/GD32系列BSP制作教程.md
+++ b/bsp/gd32/docs/GD32系列BSP制作教程.md
@@ -163,7 +163,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/gd32/gd32407v-start/SConstruct b/bsp/gd32/gd32407v-start/SConstruct
index 059efc6044..f1e671edb5 100644
--- a/bsp/gd32/gd32407v-start/SConstruct
+++ b/bsp/gd32/gd32407v-start/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/gd32105c-eval/SConstruct b/bsp/gd32105c-eval/SConstruct
index f1e0c18a2c..215861f94c 100644
--- a/bsp/gd32105c-eval/SConstruct
+++ b/bsp/gd32105c-eval/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread-gd32f30x.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/gd32107c-eval/SConstruct b/bsp/gd32107c-eval/SConstruct
index f1e0c18a2c..215861f94c 100644
--- a/bsp/gd32107c-eval/SConstruct
+++ b/bsp/gd32107c-eval/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread-gd32f30x.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/hc32f460/SConstruct b/bsp/hc32f460/SConstruct
index 35ecacd8c8..bb318fb969 100644
--- a/bsp/hc32f460/SConstruct
+++ b/bsp/hc32f460/SConstruct
@@ -23,7 +23,7 @@ TARGET = 'hc32f460.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-	CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
 	AR = rtconfig.AR, ARFLAGS = '-rc',
 	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/hc32l136/SConstruct b/bsp/hc32l136/SConstruct
index 9806517503..ae37ec6a48 100644
--- a/bsp/hc32l136/SConstruct
+++ b/bsp/hc32l136/SConstruct
@@ -23,7 +23,7 @@ TARGET = 'hc32L136.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-	CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
 	AR = rtconfig.AR, ARFLAGS = '-rc',
 	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/hc32l196/SConstruct b/bsp/hc32l196/SConstruct
index c1c14b2533..7314792045 100644
--- a/bsp/hc32l196/SConstruct
+++ b/bsp/hc32l196/SConstruct
@@ -22,7 +22,7 @@ TARGET = 'rt-thread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-	CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
 	AR = rtconfig.AR, ARFLAGS = '-rc',
 	CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
 	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/hk32/hk32f030c8-mini/SConstruct b/bsp/hk32/hk32f030c8-mini/SConstruct
index ad8256372a..e51e4dd83a 100644
--- a/bsp/hk32/hk32f030c8-mini/SConstruct
+++ b/bsp/hk32/hk32f030c8-mini/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/mm32f103x/SConstruct b/bsp/mm32f103x/SConstruct
index 3e8cd0a5a2..8418d596c0 100644
--- a/bsp/mm32f103x/SConstruct
+++ b/bsp/mm32f103x/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-	CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
 	AR = rtconfig.AR, ARFLAGS = '-rc',
 	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/n32g452xx/n32g452xx-mini-system/SConstruct b/bsp/n32g452xx/n32g452xx-mini-system/SConstruct
index f3a7d4189e..f9dc643e92 100755
--- a/bsp/n32g452xx/n32g452xx-mini-system/SConstruct
+++ b/bsp/n32g452xx/n32g452xx-mini-system/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/nrf5x/nrf52833/SConstruct b/bsp/nrf5x/nrf52833/SConstruct
index d0c5a5cdd5..2ac1ce6674 100644
--- a/bsp/nrf5x/nrf52833/SConstruct
+++ b/bsp/nrf5x/nrf52833/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rt-thread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/stm32/stm32h743-armfly-V7/SConstruct b/bsp/stm32/stm32h743-armfly-V7/SConstruct
index d4805c856c..48974d990f 100644
--- a/bsp/stm32/stm32h743-armfly-V7/SConstruct
+++ b/bsp/stm32/stm32h743-armfly-V7/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rt-thread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/stm32/stm32wle5-yizhilian-lm401/SConstruct b/bsp/stm32/stm32wle5-yizhilian-lm401/SConstruct
index 6061b52175..77e638a5eb 100644
--- a/bsp/stm32/stm32wle5-yizhilian-lm401/SConstruct
+++ b/bsp/stm32/stm32wle5-yizhilian-lm401/SConstruct
@@ -19,7 +19,7 @@ TARGET = 'rt-thread.' + rtconfig.TARGET_EXT
 
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/swm320-lq100/SConstruct b/bsp/swm320-lq100/SConstruct
index ae310eb80c..c11cd41bc7 100644
--- a/bsp/swm320-lq100/SConstruct
+++ b/bsp/swm320-lq100/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
diff --git a/bsp/tae32f5300/SConstruct b/bsp/tae32f5300/SConstruct
index 318aabed60..64fb270f47 100644
--- a/bsp/tae32f5300/SConstruct
+++ b/bsp/tae32f5300/SConstruct
@@ -21,7 +21,7 @@ TARGET = 'TAE32F53xx.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-	CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
 	AR = rtconfig.AR, ARFLAGS = '-rc',
 	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/wch/arm/ch32f103c8-core/SConstruct b/bsp/wch/arm/ch32f103c8-core/SConstruct
index e722f07677..fce1d604fd 100644
--- a/bsp/wch/arm/ch32f103c8-core/SConstruct
+++ b/bsp/wch/arm/ch32f103c8-core/SConstruct
@@ -21,7 +21,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
     AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+    CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
diff --git a/bsp/yichip/yc3121-pos/SConstruct b/bsp/yichip/yc3121-pos/SConstruct
index 3e8cd0a5a2..8418d596c0 100644
--- a/bsp/yichip/yc3121-pos/SConstruct
+++ b/bsp/yichip/yc3121-pos/SConstruct
@@ -20,7 +20,7 @@ TARGET = 'rtthread.' + rtconfig.TARGET_EXT
 DefaultEnvironment(tools=[])
 env = Environment(tools = ['mingw'],
 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
-	CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
 	AR = rtconfig.AR, ARFLAGS = '-rc',
 	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)