[Bug target/48142] [4.6/4.7 Regression] miscompilation with -Os -mpreferred-stack-boundary=5 -fstack-check

[ebotcazou at gcc dot gnu.org]

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