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Inappropriate code style for Intel MPX in debug/wcscpy_chk.c. Fix the code if MPX is enabled.

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This commit is contained in:
Liubov Dmitrieva 2013-08-29 19:25:35 +04:00
parent 7f5505c127
commit 0e036f35e5
1 changed files with 20 additions and 0 deletions
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20
debug/wcscpy_chk.c
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@ -23,6 +23,7 @@
/* Copy SRC to DEST. */
wchar_t *
__wcscpy_chk (wchar_t *dest, const wchar_t *src, size_t n)
#ifndef __CHKP__
{
wint_t c;
wchar_t *wcp;
@ -58,3 +59,22 @@ __wcscpy_chk (wchar_t *dest, const wchar_t *src, size_t n)
return dest;
}
#else
{
const wchar_t *result = dest;
dest--;
wint_t c;
do
{
if (__builtin_expect (n-- == 0, 0))
__chk_fail ();
c = src[0];
*++dest = c;
++src;
}
while (c != L'\0');
return result;
}
#endif