This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug rtl-optimization/42631] [4.5 Regression] "-fcompare-debug failure" with "-O1 -funroll-loops"
- From: "aoliva at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 9 Jan 2010 14:42:11 -0000
- Subject: [Bug rtl-optimization/42631] [4.5 Regression] "-fcompare-debug failure" with "-O1 -funroll-loops"
- References: <bug-42631-14164@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #13 from aoliva at gcc dot gnu dot org 2010-01-09 14:42 -------
Subject: Bug 42631
Author: aoliva
Date: Sat Jan 9 14:41:51 2010
New Revision: 155765
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155765
Log:
gcc/ChangeLog:
PR debug/42631
* web.c (union_defs): Add used argument, to combine uses of
uninitialized regs.
(entry_register): Adjust type and tests of used argument.
(web_main): Widen used for new use. Pass it to union_defs.
* df.h (union_defs): Adjust prototype.
gcc/testsuite/ChangeLog:
PR debug/42631
* gcc.dg/pr42631.c: New.
Added:
trunk/gcc/testsuite/gcc.dg/pr42631.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/df.h
trunk/gcc/testsuite/ChangeLog
trunk/gcc/web.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42631