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* [Bug tree-optimization/50613] New: ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp
@ 2011-10-04 17:25 zsojka at seznam dot cz
2011-10-05 6:31 ` [Bug tree-optimization/50613] " jakub at gcc dot gnu.org
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: zsojka at seznam dot cz @ 2011-10-04 17:25 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50613
Bug #: 50613
Summary: ICE: tree check: expected ssa_name, have addr_expr in
find_equal_ptrs, at tree-ssa-strlen.c:712 with
-foptimize-strlen -fno-tree-ccp
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
CC: jakub@gcc.gnu.org
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 25413
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25413
reduced testcase
Compiler output:
$ gcc -O -foptimize-strlen -fno-tree-ccp testcase.c
testcase.c: In function 'foo':
testcase.c:10:1: internal compiler error: tree check: expected ssa_name, have
addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r179488 - crash
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/50613] ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp
2011-10-04 17:25 [Bug tree-optimization/50613] New: ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp zsojka at seznam dot cz
@ 2011-10-05 6:31 ` jakub at gcc dot gnu.org
2011-10-05 6:32 ` [Bug tree-optimization/50613] [4.7 Regression] " jakub at gcc dot gnu.org
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2011-10-05 6:31 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50613
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2011-10-05
AssignedTo|unassigned at gcc dot |jakub at gcc dot gnu.org
|gnu.org |
Ever Confirmed|0 |1
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-10-05 06:30:59 UTC ---
Created attachment 25418
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25418
gcc47-pr50613.patch
Untested fix.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/50613] [4.7 Regression] ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp
2011-10-04 17:25 [Bug tree-optimization/50613] New: ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp zsojka at seznam dot cz
2011-10-05 6:31 ` [Bug tree-optimization/50613] " jakub at gcc dot gnu.org
@ 2011-10-05 6:32 ` jakub at gcc dot gnu.org
2011-10-05 18:10 ` jakub at gcc dot gnu.org
2011-10-05 18:17 ` jakub at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2011-10-05 6:32 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50613
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.7.0
Summary|ICE: tree check: expected |[4.7 Regression] ICE: tree
|ssa_name, have addr_expr in |check: expected ssa_name,
|find_equal_ptrs, at |have addr_expr in
|tree-ssa-strlen.c:712 with |find_equal_ptrs, at
|-foptimize-strlen |tree-ssa-strlen.c:712 with
|-fno-tree-ccp |-foptimize-strlen
| |-fno-tree-ccp
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/50613] [4.7 Regression] ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp
2011-10-04 17:25 [Bug tree-optimization/50613] New: ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp zsojka at seznam dot cz
2011-10-05 6:31 ` [Bug tree-optimization/50613] " jakub at gcc dot gnu.org
2011-10-05 6:32 ` [Bug tree-optimization/50613] [4.7 Regression] " jakub at gcc dot gnu.org
@ 2011-10-05 18:10 ` jakub at gcc dot gnu.org
2011-10-05 18:17 ` jakub at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2011-10-05 18:10 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50613
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-10-05 18:10:03 UTC ---
Author: jakub
Date: Wed Oct 5 18:09:56 2011
New Revision: 179567
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179567
Log:
PR tree-optimization/50613
* tree-ssa-strlen.c (find_equal_ptrs): If CASE_CONVERT
operand is ADDR_EXPR, fallthru into ADDR_EXPR handling,
and if it is neither that not SSA_NAME, give up.
* gcc.dg/pr50613.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr50613.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-strlen.c
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/50613] [4.7 Regression] ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp
2011-10-04 17:25 [Bug tree-optimization/50613] New: ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp zsojka at seznam dot cz
` (2 preceding siblings ...)
2011-10-05 18:10 ` jakub at gcc dot gnu.org
@ 2011-10-05 18:17 ` jakub at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2011-10-05 18:17 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50613
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-10-05 18:16:55 UTC ---
Fixed.
^ permalink raw reply [flat|nested] 5+ messages in thread
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2011-10-04 17:25 [Bug tree-optimization/50613] New: ICE: tree check: expected ssa_name, have addr_expr in find_equal_ptrs, at tree-ssa-strlen.c:712 with -foptimize-strlen -fno-tree-ccp zsojka at seznam dot cz
2011-10-05 6:31 ` [Bug tree-optimization/50613] " jakub at gcc dot gnu.org
2011-10-05 6:32 ` [Bug tree-optimization/50613] [4.7 Regression] " jakub at gcc dot gnu.org
2011-10-05 18:10 ` jakub at gcc dot gnu.org
2011-10-05 18:17 ` jakub at gcc dot gnu.org
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