[Bug tree-optimization/60183] [4.7/4.8 Regression] phiprop creates invalid code

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60183

--- Comment #7 from Richard Biener  ---
Author: rguenth
Date: Tue Feb 25 10:47:21 2014
New Revision: 208118

URL: http://gcc.gnu.org/viewcvs?rev=208118&root=gcc&view=rev
Log:
2014-02-25  Richard Biener  

Backport from mainline
2014-02-21  Richard Biener  

PR middle-end/60291
* tree-ssa-live.c (mark_all_vars_used_1): Do not walk
DECL_INITIAL for globals not in the current function context.

2014-02-20  Richard Biener  

PR middle-end/60221
* tree-eh.c (execute_cleanup_eh_1): Also cleanup empty EH
regions at -O0.

2014-02-14  Richard Biener  

PR tree-optimization/60183
* tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating
loads.
(tree_ssa_phiprop): Calculate and free post-dominators.

* gcc.dg/torture/pr60183.c: New testcase.

Added:
branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/torture/pr60183.c
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
branches/gcc-4_8-branch/gcc/tree-eh.c
branches/gcc-4_8-branch/gcc/tree-ssa-live.c
branches/gcc-4_8-branch/gcc/tree-ssa-phiprop.c

[Bug tree-optimization/60183] [4.7/4.8 Regression] phiprop creates invalid code

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60183

Richard Biener  changed:

   What|Removed |Added

  Known to work||4.9.0
Summary|[4.7/4.8/4.9 Regression]|[4.7/4.8 Regression]
   |phiprop creates invalid |phiprop creates invalid
   |code|code

--- Comment #6 from Richard Biener  ---
Fixed on trunk sofar.