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alloc.c (mark_memory): Guard the "no_address_safety_analysis" function

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attribute, so we only use it if it exists in the compiler.
This commit is contained in:
John Wiegley 2012-07-11 01:14:27 -05:00
parent d923b542aa
commit b41253a389
2 changed files with 9 additions and 1 deletions
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6
src/ChangeLog
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@ -1,3 +1,9 @@
2012-07-11 John Wiegley <johnw@newartisans.com>
* alloc.c (mark_memory): Guard the "no_address_safety_analysis"
function attribute, so we only use it if it exists in the
compiler.
2012-07-11 Dmitry Antipov <dmantipov@yandex.ru>
Avoid call to strlen in fast_c_string_match_ignore_case.

4
src/alloc.c
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@ -4641,12 +4641,14 @@ mark_maybe_pointer (void *p)
static void
mark_memory (void *start, void *end)
#ifdef __clang__
#if defined (__clang__) && defined (__has_feature)
#if __has_feature(address_sanitizer)
/* Do not allow -faddress-sanitizer to check this function, since it
crosses the function stack boundary, and thus would yield many
false positives. */
__attribute__((no_address_safety_analysis))
#endif
#endif
{
void **pp;
int i;