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[Bug debug/47881] [4.6 Regression] -fcompare-debug failure (length) with -O -fno-dce -funroll-loops -fno-web
- 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, 8 Mar 2011 15:51:40 +0000
- Subject: [Bug debug/47881] [4.6 Regression] -fcompare-debug failure (length) with -O -fno-dce -funroll-loops -fno-web
- Auto-submitted: auto-generated
- References: <bug-47881-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47881
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-03-08 15:51:18 UTC ---
Author: jakub
Date: Tue Mar 8 15:51:12 2011
New Revision: 170780
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170780
Log:
PR debug/47881
* ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
removed anything.
* gcc.dg/pr47881.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr47881.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cp/ChangeLog
trunk/gcc/ira.c
trunk/gcc/testsuite/ChangeLog