| commit | 0a5fa2b7bb7cef9dd55790bf386a5e7c09284947 | |
| author | spop <spop@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Thu, 4 Mar 2010 12:12:50 +0000 (4 12:12 +0000) | ||
| committer | spop <spop@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Thu, 4 Mar 2010 12:12:50 +0000 (4 12:12 +0000) | ||
| tree | ebedb017ebbb3aaafa250c0876b89feb978c51d9 | treesnapshot (tar.gz zip) |
| parent | 4f0fcaada710e71cc98685eee4a4b7edc183a25b | commitdiff |
Fix PR43209: Do not decrease the cost of an IV candidate when the cost is infinite.
2010-03-03 Changpeng Fang <changpeng.fang@amd.com>
PR middle-end/43209
* tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not decrease
the cost of an IV candidate when the cost is infinite.
* gcc.dg/tree-ssa/ivopts-4.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157217 138bc75d-0d04-0410-961f-82ee72b054a4
2010-03-03 Changpeng Fang <changpeng.fang@amd.com>
PR middle-end/43209
* tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not decrease
the cost of an IV candidate when the cost is infinite.
* gcc.dg/tree-ssa/ivopts-4.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157217 138bc75d-0d04-0410-961f-82ee72b054a4