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[Bug lto/48492] [4.7 Regression] LTO bootstrap failure in copy_constant
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 20 Apr 2011 11:21:39 +0000
- Subject: [Bug lto/48492] [4.7 Regression] LTO bootstrap failure in copy_constant
- Auto-submitted: auto-generated
- References: <bug-48492-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48492
--- Comment #7 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2011-04-20 11:18:57 UTC ---
Author: ebotcazou
Date: Wed Apr 20 11:18:50 2011
New Revision: 172767
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172767
Log:
Backport from mainline
2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
PR lto/48148
* gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
the types if they have different enumeration identifiers.
2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
PR lto/48492
* cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
DECL_IN_CONSTANT_POOL without RTL.
Modified:
branches/gcc-4_6-branch/gcc/ChangeLog
branches/gcc-4_6-branch/gcc/cfgexpand.c
branches/gcc-4_6-branch/gcc/gimple.c