r216161 - in /trunk/gcc: ChangeLog combine-stac...

[rth@gcc.gnu.org]

Author: rth
Date: Mon Oct 13 20:20:44 2014
New Revision: 216161

URL: https://gcc.gnu.org/viewcvs?rev=216161&root=gcc&view=rev
Log:
Handle cfa adjustments in csa pass

* combine-stack-adj.c (no_unhandled_cfa): New.
(maybe_merge_cfa_adjust): New.
(combine_stack_adjustments_for_block): Use them.

Added:
    trunk/gcc/testsuite/g++.dg/torture/20141013.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine-stack-adj.c
    trunk/gcc/testsuite/ChangeLog