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Fix strict-aliasing warning in dlmalloc

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This fixes the following warnings in dlmalloc seen with my gcc 4.6.

dlmalloc.c: In function 'malloc_bin_reloc':
dlmalloc.c:1493: warning: dereferencing pointer 'p' does break strict-aliasing rules
dlmalloc.c:1493: warning: dereferencing pointer 'p' does break strict-aliasing rules
dlmalloc.c:1490: note: initialized from here
dlmalloc.c:1493: note: initialized from here

This version is tested on avr32 arch boards.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Simon Glass 2012-09-04 11:31:07 +00:00 committed by Andreas Bießmann
parent a6f0c4faa4
commit 93691842e8
1 changed files with 5 additions and 5 deletions
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10
common/dlmalloc.c
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@ -1487,11 +1487,11 @@ static mbinptr av_[NAV * 2 + 2] = {
#ifdef CONFIG_NEEDS_MANUAL_RELOC
void malloc_bin_reloc (void)
{
unsigned long *p = (unsigned long *)(&av_[2]);
int i;
for (i=2; i<(sizeof(av_)/sizeof(mbinptr)); ++i) {
*p++ += gd->reloc_off;
}
mbinptr *p = &av_[2];
size_t i;
for (i = 2; i < ARRAY_SIZE(av_); ++i, ++p)
*p = (mbinptr)((ulong)*p + gd->reloc_off);
}
#endif