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| author | Richard Guenther <rguenther@suse.de> | 2006-07-05 15:49:12 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2006-07-05 15:49:12 +0000 |
| commit | 30a843c33c55162e331f4ce1f0283abb34dc01a7 (patch) | |
| tree | 0eda7a946181d1977412bfff3605f5b764f4ef03 /gcc/fold-const.c | |
| parent | e5d7f6f7358faa1ff7cf96d45b17bf07aa9fad6c (diff) | |
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re PR tree-optimization/28162 (ICE in set_value_range, at tree-vrp.c:157)
2006-07-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/28162
* fold-const.c (fold_binary): For (-A) * (-B) -> A * B
make sure to convert the operands to the correct type.
* gcc.dg/pr28162.c: New testcase.
From-SVN: r115202
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 5c592c3..008310c 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -8852,12 +8852,12 @@ fold_binary (enum tree_code code, tree type, tree op0, tree op1) /* (-A) * (-B) -> A * B */ if (TREE_CODE (arg0) == NEGATE_EXPR && negate_expr_p (arg1)) return fold_build2 (MULT_EXPR, type, - TREE_OPERAND (arg0, 0), - negate_expr (arg1)); + fold_convert (type, TREE_OPERAND (arg0, 0)), + fold_convert (type, negate_expr (arg1))); if (TREE_CODE (arg1) == NEGATE_EXPR && negate_expr_p (arg0)) return fold_build2 (MULT_EXPR, type, - negate_expr (arg0), - TREE_OPERAND (arg1, 0)); + fold_convert (type, negate_expr (arg0)), + fold_convert (type, TREE_OPERAND (arg1, 0))); if (! FLOAT_TYPE_P (type)) { |