[Bug target/69140] stack alignment + O1 breaks with Microsoft ABI

[uros at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69140

--- Comment #20 from uros at gcc dot gnu.org ---
Author: uros
Date: Mon Jan 18 16:19:53 2016
New Revision: 232528

URL: https://gcc.gnu.org/viewcvs?rev=232528&root=gcc&view=rev
Log:
        Backport from mainline
        2016-01-07  Uros Bizjak  <ubizjak@gmail.com>

        PR target/69140
        * config/i386/i386.c (ix86_frame_pointer_required): Enable
        frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.

testsuite/ChangeLog:

        Backport from mainline
        2016-01-06  Uros Bizjak  <ubizjak@gmail.com>

        PR target/69140
        * gcc.target/i386/pr69140.c: New test


Added:
    branches/gcc-5-branch/gcc/testsuite/gcc.target/i386/pr69140.c
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/config/i386/i386.c
    branches/gcc-5-branch/gcc/testsuite/ChangeLog