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

[hjl at gcc dot gnu dot org]

------- Comment #8 from hjl at gcc dot gnu dot org  2008-11-25 15:34 -------
Subject: Bug 37843

Author: hjl
Date: Tue Nov 25 15:33:27 2008
New Revision: 142193

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142193
Log:
gcc/

2008-11-25  H.J. Lu  <[EMAIL PROTECTED]>
            Joey Ye  <[EMAIL PROTECTED]>

        PR middle-end/37843
        * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
        false if we need to align the outgoing stack.
        (ix86_update_stack_boundary): Check parm_stack_boundary.

gcc/testsuite/

2008-11-25  H.J. Lu  <[EMAIL PROTECTED]>

        PR middle-end/37843
        * gcc.target/i386/align-main-3.c: New.
        * gcc.target/i386/pr37843-1.c: Likewise.
        * gcc.target/i386/pr37843-2.c: Likewise.
        * gcc.target/i386/pr37843-3.c: Likewise.

Added:
    trunk/gcc/testsuite/gcc.target/i386/align-main-3.c
    trunk/gcc/testsuite/gcc.target/i386/pr37843-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr37843-2.c
    trunk/gcc/testsuite/gcc.target/i386/pr37843-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog


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