cocos2d-x3.10打包错误

[940842669 (xjf940842669)]

At global scope:
cc1plus.exe: warning: unrecognized command line option “-Wno-extern-c-compat”
cc1plus.exe: warning: unrecognized command line option “-Wno-extern-c-compat”
At global scope:
cc1plus.exe: warning: unrecognized command line option “-Wno-extern-c-compat”
cc1plus.exe: warning: unrecognized command line option “-Wno-extern-c-compat”

[minggo]

这个只是 warning 吧，可以把这个定义去掉。