| commit | b66208429d844918c63932db8853a109b2d1d6d5 | |
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Fri, 4 May 2018 07:25:54 +0000 (4 07:25 +0000) | ||
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Fri, 4 May 2018 07:25:54 +0000 (4 07:25 +0000) | ||
| tree | eba13e4f2bd5af58b7b12a026ef0d945237cb5f8 | treesnapshot (tar.gz zip) |
| parent | c57fdeab1d1385d6827b1abfd8183fd466528d4c | commitdiff |
2018-05-04 Richard Biener <rguenther@suse.de>
PR middle-end/85574
* fold-const.c (negate_expr_p): Restrict negation of operand
zero of a division to when we know that can happen without
overflow.
(fold_negate_expr_1): Likewise.
* gcc.dg/torture/pr85574.c: New testcase.
* gcc.dg/torture/pr57656.c: Use dg-additional-options.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@259922 138bc75d-0d04-0410-961f-82ee72b054a4
PR middle-end/85574
* fold-const.c (negate_expr_p): Restrict negation of operand
zero of a division to when we know that can happen without
overflow.
(fold_negate_expr_1): Likewise.
* gcc.dg/torture/pr85574.c: New testcase.
* gcc.dg/torture/pr57656.c: Use dg-additional-options.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@259922 138bc75d-0d04-0410-961f-82ee72b054a4