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| author | Paolo Carlini <paolo.carlini@oracle.com> | 2011-08-18 11:30:42 +0000 |
|---|---|---|
| committer | Paolo Carlini <paolo@gcc.gnu.org> | 2011-08-18 11:30:42 +0000 |
| commit | 4c9cf7af89d0800e1f8fdeeba03ea41cdc3115f1 (patch) | |
| tree | fbdfd26aa897edd883893073cf2f3b2ed9769b4a /gcc/fold-const.c | |
| parent | 97919ae7b65c192b0fdb6dfa6abdebd63a3f4ba9 (diff) | |
| download | gcc-4c9cf7af89d0800e1f8fdeeba03ea41cdc3115f1.zip gcc-4c9cf7af89d0800e1f8fdeeba03ea41cdc3115f1.tar.gz gcc-4c9cf7af89d0800e1f8fdeeba03ea41cdc3115f1.tar.bz2 | |
re PR tree-optimization/49963 (ICE: in abs_hwi, at hwint.c:108)
2011-08-18 Paolo Carlini <paolo.carlini@oracle.com>
Joseph Myers <joseph@codesourcery.com>
PR tree-optimization/49963
* hwint.c (absu_hwi): Define.
* hwint.h (absu_hwi): Declare.
* fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
of abs_hwi.
* tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
* tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
Co-Authored-By: Joseph Myers <joseph@codesourcery.com>
From-SVN: r177848
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index a73b1e6..dcd6989 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -7036,7 +7036,7 @@ fold_plusminus_mult_expr (location_t loc, enum tree_code code, tree type, int11 = TREE_INT_CST_LOW (arg11); /* Move min of absolute values to int11. */ - if (abs_hwi (int01) < abs_hwi (int11)) + if (absu_hwi (int01) < absu_hwi (int11)) { tmp = int01, int01 = int11, int11 = tmp; alt0 = arg00, arg00 = arg10, arg10 = alt0; @@ -7046,7 +7046,7 @@ fold_plusminus_mult_expr (location_t loc, enum tree_code code, tree type, else maybe_same = arg11; - if (exact_log2 (abs_hwi (int11)) > 0 && int01 % int11 == 0 + if (exact_log2 (absu_hwi (int11)) > 0 && int01 % int11 == 0 /* The remainder should not be a constant, otherwise we end up folding i * 4 + 2 to (i * 2 + 1) * 2 which has increased the number of multiplications necessary. */ |