diff --git a/components/libc/newlib/SConscript b/components/libc/newlib/SConscript
index 72f56838c..28d66bc0f 100644
--- a/components/libc/newlib/SConscript
+++ b/components/libc/newlib/SConscript
@@ -1,8 +1,7 @@
 Import('rtconfig')
-
 from building import *
 
-if rtconfig.CROSS_TOOL != 'gcc':
+if GetDepend('RT_USING_NEWLIB') and rtconfig.CROSS_TOOL != 'gcc':
     print '================ERROR============================'
     print 'Please use GNU GCC compiler if using newlib'
     print '================================================='