[Bug target/30282] Optimization flag -O1 -fschedule-insns2 cause red zone to be used when there is none

[amodra at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30282

--- Comment #23 from Alan Modra <amodra at gcc dot gnu.org> 2011-11-07 01:39:24 UTC ---
Author: amodra
Date: Mon Nov  7 01:39:22 2011
New Revision: 181061

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181061
Log:
    PR target/30282
    * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
    blockage for ABI_V4.


Modified:
    branches/ibm/gcc-4_5-branch/gcc/ChangeLog.ibm
    branches/ibm/gcc-4_5-branch/gcc/config/rs6000/rs6000.c