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[Bug tree-optimization/72866] [7 Regression] Compile time hog w/ -O3 (-Ofast)
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 30 Aug 2016 06:54:34 +0000
- Subject: [Bug tree-optimization/72866] [7 Regression] Compile time hog w/ -O3 (-Ofast)
- Auto-submitted: auto-generated
- References: <bug-72866-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72866
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Aug 30 06:54:02 2016
New Revision: 239856
URL: https://gcc.gnu.org/viewcvs?rev=239856&root=gcc&view=rev
Log:
PR tree-optimization/72866
* tree-vect-patterns.c (search_type_for_mask): Turn into
a small wrapper, move all code to ...
(search_type_for_mask_1): ... this new function. Add caching
and adjust recursive calls.
* gcc.dg/vect/pr72866.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/vect/pr72866.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vect-patterns.c