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Fix wcsrtombs() check

This commit is contained in:
sin 2015-03-04 20:16:44 +00:00
parent 4ddbe16d88
commit c51977cfcc
1 changed files with 4 additions and 2 deletions
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6
include/wchar.h
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@ -147,10 +147,12 @@ __fortify_wcsrtombs(char *d, const wchar_t **s, size_t n,
mbstate_t *st)
{
size_t bos = __builtin_object_size(d, 0);
size_t r;
if (n > bos)
r = wcsrtombs(d, s, n > bos ? bos : n, st);
if (bos < n && d && *s && r != (size_t)-1)
__builtin_trap();
return wcsrtombs(d, s, n, st);
return r;
}
static inline __attribute__ ((always_inline))