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| author | Richard Biener <rguenther@suse.de> | 2017-06-28 14:24:00 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2017-06-28 14:24:00 +0000 |
| commit | 56a6d474ab255eddf334bd77df014673d4035336 (patch) | |
| tree | be42b439d86c5ccb2693751b78243de1dae4300e /gcc/tree-ssa-reassoc.c | |
| parent | 00eee3fa2a884e3ab0bcbf6de3a94d4da2b34d4c (diff) | |
| download | gcc-56a6d474ab255eddf334bd77df014673d4035336.zip gcc-56a6d474ab255eddf334bd77df014673d4035336.tar.gz gcc-56a6d474ab255eddf334bd77df014673d4035336.tar.bz2 | |
re PR tree-optimization/81227 (ICE in get_single_symbol, at tree-vrp.c:799)
2017-06-28 Richard Biener <rguenther@suse.de>
PR middle-end/81227
* fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
TYPE_OVERFLOW_WRAPS.
* match.pd (negate_expr_p): Likewise.
* tree-ssa-reassoc.c (optimize_range_tests_diff): Use
fold_build2, not fold_binary.
* gcc.dg/pr81227.c: New testcase.
From-SVN: r249742
Diffstat (limited to 'gcc/tree-ssa-reassoc.c')
| -rw-r--r-- | gcc/tree-ssa-reassoc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-reassoc.c b/gcc/tree-ssa-reassoc.c index 35eb72c..982ab79 100644 --- a/gcc/tree-ssa-reassoc.c +++ b/gcc/tree-ssa-reassoc.c @@ -2561,7 +2561,7 @@ optimize_range_tests_diff (enum tree_code opcode, tree type, tem2 = fold_convert (type, tem2); lowi = fold_convert (type, lowi); mask = fold_build1 (BIT_NOT_EXPR, type, tem1); - tem1 = fold_binary (MINUS_EXPR, type, + tem1 = fold_build2 (MINUS_EXPR, type, fold_convert (type, rangei->exp), lowi); tem1 = fold_build2 (BIT_AND_EXPR, type, tem1, mask); lowj = build_int_cst (type, 0); |