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authorMeco Man <[email protected]>2023-06-14 00:03:38 -0400
committerMan, Jianting (Meco) <[email protected]>2023-06-14 08:49:33 -0400
commit4f5ba63c7c94b37515c2b3f3c4ae423585795d0c (patch)
tree865bf3b9674a33ad4daf93f994decc3adb6bbb27 /components/libc/cplusplus/SConscript
parentc4df1d6a19c2ab9c67b42150adb81f49757b6f8c (diff)
[cpp] attach CXXFLAGS to reduce the resource consumptions
Diffstat (limited to 'components/libc/cplusplus/SConscript')
-rw-r--r--components/libc/cplusplus/SConscript7
1 files changed, 6 insertions, 1 deletions
diff --git a/components/libc/cplusplus/SConscript b/components/libc/cplusplus/SConscript
index a7829cea6d..2f280892f4 100644
--- a/components/libc/cplusplus/SConscript
+++ b/components/libc/cplusplus/SConscript
@@ -5,8 +5,13 @@ Import('rtconfig')
cwd = GetCurrentDir()
src = ['cxx_crt_init.c', 'cxx_crt.cpp']
CPPPATH = [cwd]
+CXXFLAGS = ''
-group = DefineGroup('CPP', src, depend=['RT_USING_CPLUSPLUS'], CPPPATH=CPPPATH)
+
+if rtconfig.PLATFORM in ['gcc', 'armclang', 'llvm-arm'] and not GetDepend('RT_USING_CPP_EXCEPTIONS'):
+ CXXFLAGS += ' -fno-exceptions -fno-rtti -ffunction-sections -fdata-sections -Wl,--gc-sections' # reduce resource consumptions
+
+group = DefineGroup('CPP', src, depend=['RT_USING_CPLUSPLUS'], CPPPATH=CPPPATH, CXXFLAGS=CXXFLAGS)
list = os.listdir(cwd)
for d in list: