Re: documentation of AC_FUNC_ALLOCA and mingw-w64 compilers

[Paul Eggert]

On 01/22/2012 12:56 PM, Vincent Torri wrote:
> in malloc.h:
> 
> #ifdef __GNUC__
> #undef _alloca
> #define _alloca(x) __builtin_alloca((x))
> #else
>   void *__cdecl _alloca(size_t _Size) __MINGW_ATTRIB_DEPRECATED_SEC_WARN;
> #endif

But this doesn't define alloca.
It defines _alloca, which is a different symbol.
So I don't understand the problem.