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[Bug target/48142] [4.6/4.7 Regression] miscompilation with -Os -mpreferred-stack-boundary=5 -fstack-check
- 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: Thu, 31 Mar 2011 11:11:04 +0000
- Subject: [Bug target/48142] [4.6/4.7 Regression] miscompilation with -Os -mpreferred-stack-boundary=5 -fstack-check
- Auto-submitted: auto-generated
- References: <bug-48142-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48142
--- Comment #4 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2011-03-31 11:11:03 UTC ---
Author: ebotcazou
Date: Thu Mar 31 11:10:59 2011
New Revision: 171777
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171777
Log:
PR target/48142
* config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
frame-related from frame-unrelated adjustments to the stack pointer.
Added:
trunk/gcc/testsuite/g++.dg/other/i386-9.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/testsuite/ChangeLog