tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs() result to unsigned.
* tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs() result to unsigned. From-SVN: r159397
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@ -1,3 +1,8 @@
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2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
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* tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
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result to unsigned.
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2010-05-14 Tristan Gingold <gingold@adacore.com>
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* toplev.c (default_debug_hooks): Remove this variable.
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@ -717,7 +717,7 @@ prune_ref_by_group_reuse (struct mem_ref *ref, struct mem_ref *by,
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prefetch_before = (hit_from - delta_r + step - 1) / step;
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/* Do not reduce prefetch_before if we meet beyond cache size. */
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if (prefetch_before > abs (L2_CACHE_SIZE_BYTES / step))
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if (prefetch_before > (unsigned) abs (L2_CACHE_SIZE_BYTES / step))
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prefetch_before = PREFETCH_ALL;
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if (prefetch_before < ref->prefetch_before)
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ref->prefetch_before = prefetch_before;
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