diff --git a/cocos2dx/proj.linux/cocos2dx.mk b/cocos2dx/proj.linux/cocos2dx.mk
index ba630aa290..1c3159692f 100644
--- a/cocos2dx/proj.linux/cocos2dx.mk
+++ b/cocos2dx/proj.linux/cocos2dx.mk
@@ -4,8 +4,11 @@ CC = gcc
 CXX = g++
 # Remove -Wall, because it enables -Wunused-function, and this warning exists in webp.h
 # when enable c++11. I don't know why.
+# GCC 4.6 is primary platform for cocos2d v.3, because it's default compiler for Android, 
+# Blackberry, some Linux distributions.It supports all important features of c++11, but have 
+# no flag "-std=c++11" (which was turned on in version 4.7).
 CCFLAGS += -MMD -Werror -fPIC
-CXXFLAGS += -MMD -Werror -fPIC -std=c++11
+CXXFLAGS += -MMD -Werror -fPIC -std=gnu++0x
 ARFLAGS = cr
 
 DEFINES += -DLINUX
diff --git a/cocos2dx/proj.nacl/cocos2dx.mk b/cocos2dx/proj.nacl/cocos2dx.mk
index 8253c4259e..c709abe55d 100644
--- a/cocos2dx/proj.nacl/cocos2dx.mk
+++ b/cocos2dx/proj.nacl/cocos2dx.mk
@@ -10,7 +10,10 @@ NACL_AR ?= $(NACL_ARCH)-nacl-ar
 NACL_CC ?= $(NACL_ARCH)-nacl-gcc
 NACL_CXX ?= $(NACL_ARCH)-nacl-g++
 CCFLAGS += -Wall -Werror
-CXXFLAGS += -Wall -Werror -std=c++11
+# GCC 4.6 is primary platform for cocos2d v.3, because it's default compiler for Android, 
+# Blackberry, some Linux distributions.It supports all important features of c++11, but have 
+# no flag "-std=c++11" (which was turned on in version 4.7).
+CXXFLAGS += -Wall -Werror -std=gnu++0x 
 ARFLAGS = cr
 
 THIS_MAKEFILE := $(CURDIR)/$(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))