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Use the proper built-in va_copy with MSVC 2013 and up.

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This commit is contained in:
Ryan Prichard 2015-10-15 05:00:04 -05:00
parent 6ac6db2e51
commit 8d90670fcc
1 changed files with 5 additions and 0 deletions
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5
shared/c99_snprintf.h
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@ -26,11 +26,16 @@
#ifdef _MSC_VER
#if _MSC_VER < 1800
/* MSVC does not define C99's va_copy, so define one for it. It appears that
* with MSVC, a va_list is a char*, not an array type, so va_copy is a simple
* assignment. On MSVC 2012, there is a VC/include/vadefs.h file defining
* va_list and the va_XXX routines, which has code for x86, x86-64, and ARM. */
#define c99_va_copy(dest, src) ((dest) = (src))
#else
/* Visual C++ 2013 added va_copy. */
#define c99_va_copy(dest, src) va_copy(dest, src)
#endif
static inline int c99_vsnprintf(
char* str,