| commit | cac6d71bd751aa072e989241cab8f7f917cd2dc3 | |
| author | vries <vries@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 19 Nov 2014 10:44:58 +0000 (19 10:44 +0000) | ||
| committer | vries <vries@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 19 Nov 2014 10:44:58 +0000 (19 10:44 +0000) | ||
| tree | 37b8a91d895a605dcdce91289d14dca2c4b9d0b0 | treesnapshot (tar.gz zip) |
| parent | 82e62318caf5927f83bdaaa3205c9f27641a26ea | commitdiff |
Fix tail-merge pass for dead type-unsafe code
2014-11-19 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/62167
* tree-ssa-tail-merge.c (stmt_local_def): Handle statements with vuse
conservatively.
(gimple_equal_p): Don't use vn_valueize to compare for lhs equality of
assigns.
* gcc.dg/pr51879-12.c: Add xfails.
* gcc.dg/pr62167-run.c: New test.
* gcc.dg/pr62167.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217761 138bc75d-0d04-0410-961f-82ee72b054a4
2014-11-19 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/62167
* tree-ssa-tail-merge.c (stmt_local_def): Handle statements with vuse
conservatively.
(gimple_equal_p): Don't use vn_valueize to compare for lhs equality of
assigns.
* gcc.dg/pr51879-12.c: Add xfails.
* gcc.dg/pr62167-run.c: New test.
* gcc.dg/pr62167.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217761 138bc75d-0d04-0410-961f-82ee72b054a4
| gcc/ChangeLog | diffblobblamehistory | |
| gcc/testsuite/ChangeLog | diffblobblamehistory | |
| gcc/testsuite/gcc.dg/pr51879-12.c | diffblobblamehistory | |
| gcc/testsuite/gcc.dg/pr62167-run.c | [new file with mode: 0644] | blob |
| gcc/testsuite/gcc.dg/pr62167.c | [new file with mode: 0644] | blob |
| gcc/tree-ssa-tail-merge.c | diffblobblamehistory |