[Bug middle-end/47581] [4.5/4.6 regression] Unnecessary adjustments to stack pointer

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47581

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-02-15 
11:46:14 UTC ---
Author: jakub
Date: Tue Feb 15 11:46:10 2011
New Revision: 170170

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170170
Log:
    PR middle-end/47581
    * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
    if frame size is 0 in a leaf function.

    * gcc.target/i386/pr47581.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr47581.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog