[Bug tree-optimization/62075] [4.8/4.9 Regression] Vectorizer ICE on dolphin

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62075

--- Comment #7 from Richard Biener rguenth at gcc dot gnu.org ---
Author: rguenth
Date: Tue Sep  9 11:42:34 2014
New Revision: 215059

URL: https://gcc.gnu.org/viewcvs?rev=215059root=gccview=rev
Log:
2014-09-09  Richard Biener  rguent...@suse.de

Backport from mainline
2014-08-05  Richard Biener  rguent...@suse.de

PR rtl-optimization/61672
* emit-rtl.h (mem_attrs_eq_p): Declare.
* emit-rtl.c (mem_attrs_eq_p): Export.  Handle NULL mem-attrs.
* cse.c (exp_equiv_p): Use mem_attrs_eq_p.
* cfgcleanup.c (merge_memattrs): Likewise.
Include emit-rtl.h.

2014-08-11  Richard Biener  rguent...@suse.de

PR tree-optimization/62075
* tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Properly
handle uses in patterns.

* gcc.dg/vect/pr62075.c: New testcase.

2014-08-14  Richard Biener  rguent...@suse.de

PR rtl-optimization/62079
* recog.c (peephole2_optimize): If peep2_do_cleanup_cfg
run cleanup_cfg.

* g++.dg/pr62079.C: New testcase.


2014-08-26  Richard Biener  rguent...@suse.de

PR tree-optimization/62175
* tree-ssa-loop-niter.c (expand_simple_operations): Do not
expand possibly trapping operations.

* g++.dg/torture/pr62175.C: New testcase.

Added:
branches/gcc-4_9-branch/gcc/testsuite/g++.dg/pr62079.C
branches/gcc-4_9-branch/gcc/testsuite/g++.dg/torture/pr62175.C
branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/vect/pr62075.c
Modified:
branches/gcc-4_9-branch/gcc/ChangeLog
branches/gcc-4_9-branch/gcc/cfgcleanup.c
branches/gcc-4_9-branch/gcc/cse.c
branches/gcc-4_9-branch/gcc/emit-rtl.c
branches/gcc-4_9-branch/gcc/recog.c
branches/gcc-4_9-branch/gcc/testsuite/ChangeLog
branches/gcc-4_9-branch/gcc/tree-ssa-loop-niter.c
branches/gcc-4_9-branch/gcc/tree-vect-slp.c

[Bug tree-optimization/62075] [4.8/4.9 Regression] Vectorizer ICE on dolphin

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62075

Markus Trippelsdorf trippels at gcc dot gnu.org changed:

   What|Removed |Added

 CC||loic.blot@unix-experience.f
   ||r

--- Comment #6 from Markus Trippelsdorf trippels at gcc dot gnu.org ---
*** Bug 62271 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/62075] [4.8/4.9 Regression] Vectorizer ICE on dolphin

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62075

Richard Biener rguenth at gcc dot gnu.org changed:

   What|Removed |Added

  Known to work||5.0
Summary|[4.8/4.9/5 Regression]  |[4.8/4.9 Regression]
   |Vectorizer ICE on dolphin   |Vectorizer ICE on dolphin

--- Comment #5 from Richard Biener rguenth at gcc dot gnu.org ---
Fixed on trunk sofar.