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* [Bug tree-optimization/46498] New: [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc
@ 2010-11-16 15:03 zsojka at seznam dot cz
2010-11-16 16:03 ` [Bug tree-optimization/46498] " rguenth at gcc dot gnu.org
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: zsojka at seznam dot cz @ 2010-11-16 15:03 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46498
Summary: [4.5/4.6 Regression] ICE: in
eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112
with -O -funsafe-math-optimizations
-fno-tree-dominator-opts -fno-tree-reassoc
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
----- testcase.c -----
void foo (double d) {}
----------------------
Compiler output:
$ gcc -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc
testcase.c
testcase.c: In function 'foo':
testcase.c:1:6: internal compiler error: in eliminate_unnecessary_stmts, at
tree-ssa-dce.c:1181
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r166795 - crash
r153685 - crash
4.5 r166509 - crash
4.4 r166509 - OK
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/46498] [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc
2010-11-16 15:03 [Bug tree-optimization/46498] New: [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc zsojka at seznam dot cz
@ 2010-11-16 16:03 ` rguenth at gcc dot gnu.org
2010-11-17 10:44 ` rguenth at gcc dot gnu.org
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-11-16 16:03 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46498
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2010.11.16 15:59:26
AssignedTo|unassigned at gcc dot |rguenth at gcc dot gnu.org
|gnu.org |
Target Milestone|--- |4.5.2
Ever Confirmed|0 |1
--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-11-16 15:59:26 UTC ---
Mine.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/46498] [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc
2010-11-16 15:03 [Bug tree-optimization/46498] New: [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc zsojka at seznam dot cz
2010-11-16 16:03 ` [Bug tree-optimization/46498] " rguenth at gcc dot gnu.org
@ 2010-11-17 10:44 ` rguenth at gcc dot gnu.org
2010-11-17 11:16 ` rguenth at gcc dot gnu.org
2010-11-17 11:41 ` rguenth at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-11-17 10:44 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46498
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-11-17 10:43:25 UTC ---
Author: rguenth
Date: Wed Nov 17 10:43:21 2010
New Revision: 166861
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166861
Log:
2010-11-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46498
* tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-dce.c
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/46498] [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc
2010-11-16 15:03 [Bug tree-optimization/46498] New: [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc zsojka at seznam dot cz
2010-11-16 16:03 ` [Bug tree-optimization/46498] " rguenth at gcc dot gnu.org
2010-11-17 10:44 ` rguenth at gcc dot gnu.org
@ 2010-11-17 11:16 ` rguenth at gcc dot gnu.org
2010-11-17 11:41 ` rguenth at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-11-17 11:16 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46498
--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-11-17 10:46:40 UTC ---
Author: rguenth
Date: Wed Nov 17 10:46:36 2010
New Revision: 166862
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166862
Log:
2010-11-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46498
* tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/tree-ssa-dce.c
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/46498] [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc
2010-11-16 15:03 [Bug tree-optimization/46498] New: [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc zsojka at seznam dot cz
` (2 preceding siblings ...)
2010-11-17 11:16 ` rguenth at gcc dot gnu.org
@ 2010-11-17 11:41 ` rguenth at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-11-17 11:41 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46498
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-11-17 11:18:37 UTC ---
Fixed.
^ permalink raw reply [flat|nested] 5+ messages in thread
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2010-11-16 15:03 [Bug tree-optimization/46498] New: [4.5/4.6 Regression] ICE: in eliminate_unnecessary_stmts, at tree-ssa-dce.c:1112 with -O -funsafe-math-optimizations -fno-tree-dominator-opts -fno-tree-reassoc zsojka at seznam dot cz
2010-11-16 16:03 ` [Bug tree-optimization/46498] " rguenth at gcc dot gnu.org
2010-11-17 10:44 ` rguenth at gcc dot gnu.org
2010-11-17 11:16 ` rguenth at gcc dot gnu.org
2010-11-17 11:41 ` rguenth at gcc dot gnu.org
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