r126407 - in /branches/gcc-4_2-branch/gcc: Chan...

[uros@gcc.gnu.org]

Author: uros
Date: Fri Jul  6 09:49:52 2007
New Revision: 126407

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=126407
Log:
        PR rtl-optimization/32450
        * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
        to ensure that instructions are not moved into the prologue when
        profiling is on.

testsuite/ChangeLog:

        PR rtl-optimization/32450
        * gcc.dg/pr32450.c: New runtime test.


Added:
    branches/gcc-4_2-branch/gcc/testsuite/gcc.dg/pr32450.c
      - copied, changed from r126403, trunk/gcc/testsuite/gcc.dg/pr32450.c
Modified:
    branches/gcc-4_2-branch/gcc/ChangeLog
    branches/gcc-4_2-branch/gcc/function.c
    branches/gcc-4_2-branch/gcc/testsuite/ChangeLog