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[Bug debug/59992] [4.9 Regression] Compilation of insn-recog.c too slow due to var-tracking
- 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: Thu, 06 Feb 2014 15:47:44 +0000
- Subject: [Bug debug/59992] [4.9 Regression] Compilation of insn-recog.c too slow due to var-tracking
- Auto-submitted: auto-generated
- References: <bug-59992-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59992
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Feb 6 15:47:12 2014
New Revision: 207562
URL: http://gcc.gnu.org/viewcvs?rev=207562&root=gcc&view=rev
Log:
PR debug/59992
* var-tracking.c (adjust_mems): Before adding a SET
to amd->side_effects, adjust it's SET_SRC using
simplify_replace_fn_rtx.
* gcc.dg/pr59992.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr59992.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/var-tracking.c