View Compilation Error

0_0_14652585_18500.c:1:1: error: expected identifier or '(' before '/' token
 //
 ^
0_0_14652585_18500.c:6:1: error: stray '\304' in program
 //  Copyright (c) 2015年 colors. All rights reserved.
 ^
0_0_14652585_18500.c:6:1: error: stray '\352' in program
In file included from GCC4.9.2/x86_64-w64-mingw32/include/_mingw.h:282:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/crtdefs.h:10,
                 from GCC4.9.2/x86_64-w64-mingw32/include/stdio.h:9,
                 from 0_0_14652585_18500.c:9:
GCC4.9.2/x86_64-w64-mingw32/include/vadefs.h:29:11: error: unknown type name '__gnuc_va_list'
   typedef __gnuc_va_list va_list;
           ^