[Bug middle-end/37843] [4.4 Regression] unaligned stack in main due to tail call optimization

["hjl at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #26 from hjl at gcc dot gnu dot org  2009-01-15 15:44 -------
Subject: Bug 37843

Author: hjl
Date: Thu Jan 15 15:44:41 2009
New Revision: 143400

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143400
Log:
gcc/

2009-01-15  H.J. Lu  <hongjiu.lu@intel.com>
            Joey Ye  <joey.ye@intel.com>

        PR middle-end/37843
        * cfgexpand.c (expand_stack_alignment): Don't update stack
        boundary nor check incoming stack boundary here.
        (gimple_expand_cfg): Update stack boundary and check incoming
        stack boundary here.

gcc/testsuite/

2009-01-15  H.J. Lu  <hongjiu.lu@intel.com>

        PR middle-end/37843
        * gcc.target/i386/pr37843-3.c: Replace _Decimal128 with __m128.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/i386/pr37843-3.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37843