3 files changed, 7 insertions, 7 deletions
diff --git a/components/libc/compilers/armlibc/SConscript b/components/libc/compilers/armlibc/SConscript
index ba0d48ae05..4304deecac 100644
--- a/components/libc/compilers/armlibc/SConscript
+++ b/components/libc/compilers/armlibc/SConscript
@@ -4,9 +4,9 @@ Import('rtconfig')
 src   = Glob('*.c')
 group = []
 
-CPPDEFINES = ['RT_USING_ARM_LIBC', 'RT_USING_LIBC', '__STDC_LIMIT_MACROS']
-
 if rtconfig.PLATFORM in ['armcc', 'armclang']:
+    CPPDEFINES = ['RT_USING_ARMLIBC', 'RT_USING_LIBC', '__STDC_LIMIT_MACROS']
+    AddDepend(['RT_USING_ARMLIBC', 'RT_USING_LIBC'])
     group = DefineGroup('Compiler', src, depend = [''], CPPDEFINES = CPPDEFINES)
 
 Return('group')
diff --git a/components/libc/compilers/dlib/SConscript b/components/libc/compilers/dlib/SConscript
index 9c1c8a8ba2..98f664e8d9 100644
--- a/components/libc/compilers/dlib/SConscript
+++ b/components/libc/compilers/dlib/SConscript
@@ -4,9 +4,10 @@ Import('rtconfig')
 src   = Glob('*.c')
 group = []
 
-CPPDEFINES = ['RT_USING_DLIBC', 'RT_USING_LIBC', '_DLIB_ADD_EXTRA_SYMBOLS=0']
-
 if rtconfig.PLATFORM in ['iccarm']:
+    CPPDEFINES = ['RT_USING_DLIBC', 'RT_USING_LIBC', '_DLIB_ADD_EXTRA_SYMBOLS=0']
+    AddDepend(['RT_USING_DLIBC', 'RT_USING_LIBC'])
+
     if GetDepend('DFS_USING_POSIX'):
         from distutils.version import LooseVersion
         from iar import IARVersion
diff --git a/components/libc/compilers/newlib/SConscript b/components/libc/compilers/newlib/SConscript
index ab2d3517e2..dd8966d5bd 100644
--- a/components/libc/compilers/newlib/SConscript
+++ b/components/libc/compilers/newlib/SConscript
@@ -17,11 +17,10 @@ if rtconfig.PLATFORM in ['gcc']:
     print('Newlib version:' + GetNewLibVersion(rtconfig))
 
     # identify this is Newlib, and only enable POSIX.1-1990
-    CPPDEFINES = ['RT_USING_NEWLIB', 'RT_USING_LIBC', '_POSIX_C_SOURCE=1']
-
+    CPPDEFINES = ['RT_USING_NEWLIBC', 'RT_USING_LIBC', '_POSIX_C_SOURCE=1']
+    AddDepend(['RT_USING_NEWLIBC', 'RT_USING_LIBC'])
     group = DefineGroup('Compiler', src, depend = [''], CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES, LIBS = LIBS)
 
-
 list = os.listdir(cwd)
 for d in list:
     path = os.path.join(cwd, d)