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-rw-r--r--gcc/tree-ssa-structalias.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index 338e190..052903d 100644
--- a/gcc/tree-ssa-structalias.c
+++ b/gcc/tree-ssa-structalias.c
@@ -3999,14 +3999,20 @@ fieldoff_compare (const void *pa, const void *pb)
{
const fieldoff_s *foa = (const fieldoff_s *)pa;
const fieldoff_s *fob = (const fieldoff_s *)pb;
- HOST_WIDE_INT foasize, fobsize;
+ unsigned HOST_WIDE_INT foasize, fobsize;
- if (foa->offset != fob->offset)
- return foa->offset - fob->offset;
+ if (foa->offset < fob->offset)
+ return -1;
+ else if (foa->offset > fob->offset)
+ return 1;
foasize = TREE_INT_CST_LOW (foa->size);
fobsize = TREE_INT_CST_LOW (fob->size);
- return foasize - fobsize;
+ if (foasize < fobsize)
+ return - 1;
+ else if (foasize > fobsize)
+ return 1;
+ return 0;
}
/* Sort a fieldstack according to the field offset and sizes. */