From 3e4a93cc91692454d9fba54c2494b5de4a4172c4 Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Tue, 12 Mar 2019 11:40:53 +0800
Subject: [PATCH] Delete the unused '--keep' link flag when used RT_USED marco.

---
 components/finsh/SConscript |  9 +--------
 src/SConscript              | 11 +----------
 2 files changed, 2 insertions(+), 18 deletions(-)

diff --git a/components/finsh/SConscript b/components/finsh/SConscript
index 639cbebd4a..e1e2b3bbdb 100644
--- a/components/finsh/SConscript
+++ b/components/finsh/SConscript
@@ -28,19 +28,12 @@ msh_file.c
 ''')
 
 CPPPATH = [cwd]
-if rtconfig.CROSS_TOOL == 'keil':
-    LINKFLAGS = ' --keep *.o(FSymTab)'
-
-    if not GetDepend('FINSH_USING_MSH_ONLY'):
-        LINKFLAGS = LINKFLAGS + ' --keep *.o(VSymTab) '
-else:
-    LINKFLAGS = '' 
 
 if GetDepend('FINSH_USING_MSH'):
 	src = src + msh_src
 if not GetDepend('FINSH_USING_MSH_ONLY'):
     src = src + fsh_src
 
-group = DefineGroup('finsh', src, depend = ['RT_USING_FINSH'], CPPPATH = CPPPATH, LINKFLAGS = LINKFLAGS)
+group = DefineGroup('finsh', src, depend = ['RT_USING_FINSH'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/src/SConscript b/src/SConscript
index bb38baa6bd..7f448725a2 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -5,15 +5,6 @@ from building import *
 src = Glob('*.c')
 
 CPPPATH = [RTT_ROOT + '/include']
-if rtconfig.CROSS_TOOL == 'keil':
-    # add more link flags for module and components_init.
-    LINKFLAGS = ''
-    if GetDepend('RT_USING_MODULE'):
-        LINKFLAGS += ' --keep *.o(RTMSymTab) '
-    if GetDepend('RT_USING_COMPONENTS_INIT'):
-        LINKFLAGS += ' --keep *.o(.rti_fn.*) '
-else:
-    LINKFLAGS = ''
 
 if GetDepend('RT_USING_COMPONENTS_INIT') == False:
     SrcRemove(src, ['components.c'])
@@ -38,6 +29,6 @@ if GetDepend('RT_USING_MEMHEAP') == False:
 if GetDepend('RT_USING_DEVICE') == False:
     SrcRemove(src, ['device.c'])
 
-group = DefineGroup('Kernel', src, depend = [''], CPPPATH = CPPPATH, LINKFLAGS = LINKFLAGS)
+group = DefineGroup('Kernel', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')