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[Bug middle-end/24306] [3.4/4.0/4.1/4.2 Regression] va_arg gets confused when skipping over certain zero-sized types with -msse
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Dec 2005 16:20:33 -0000
- Subject: [Bug middle-end/24306] [3.4/4.0/4.1/4.2 Regression] va_arg gets confused when skipping over certain zero-sized types with -msse
- References: <bug-24306-602@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from rguenth at gcc dot gnu dot org 2005-12-20 16:20 -------
Subject: Bug 24306
Author: rguenth
Date: Tue Dec 20 16:20:27 2005
New Revision: 108854
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=108854
Log:
2005-12-20 Richard Guenther <rguenther@suse.de>
PR middle-end/24306
* builtins.c (std_gimplify_va_arg_expr): Do not align
va frame for zero sized types.
* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
* gcc.target/i386/pr24306.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr24306.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/builtins.c
trunk/gcc/config/i386/i386.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24306