public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug tree-optimization/44336] New: [4.6 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program
@ 2010-05-30 22:04 zsojka at seznam dot cz
2010-05-31 10:53 ` [Bug tree-optimization/44336] [4.4/4.5/4.6 " rguenth at gcc dot gnu dot org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: zsojka at seznam dot cz @ 2010-05-30 22:04 UTC (permalink / raw)
To: gcc-bugs
Tested revisions:
r160052 - crash
r159523 - segfault (release checking)
r159387 - OK
r158969 - OK
r158095 - OK
Compiler output:
$ gcc -O1 -fipa-struct-reorg -fwhole-program testcase.c
testcase.c: In function 'main':
testcase.c:4:3: warning: return makes integer from pointer without a cast
[enabled by default]
testcase.c:4:3: warning: function returns address of local variable [enabled by
default]
testcase.c:5:1: error: SSA_NAME_DEF_STMT is wrong
Expected definition statement:
s.0_1 = (long int) &s.1;
Actual definition statement:
s.0_1 = (long int) &s;
testcase.c:5:1: internal compiler error: verify_ssa failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
----- testcase.c -----
int main ()
{
struct { int i; } s[1];
return s;
}
----------------------
--
Summary: [4.6 Regression] ICE: verify_ssa failed:
SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -
fwhole-program
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zsojka at seznam dot cz
GCC host triplet: x86_64-pc-linux-gnu
GCC target triplet: x86_64-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44336
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/44336] [4.4/4.5/4.6 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program
2010-05-30 22:04 [Bug tree-optimization/44336] New: [4.6 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program zsojka at seznam dot cz
@ 2010-05-31 10:53 ` rguenth at gcc dot gnu dot org
2010-06-08 14:42 ` zsojka at seznam dot cz
2010-07-22 8:49 ` [Bug tree-optimization/44336] [4.4/4.5 " rguenth at gcc dot gnu dot org
2 siblings, 0 replies; 4+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2010-05-31 10:53 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from rguenth at gcc dot gnu dot org 2010-05-31 10:53 -------
Same ICE with -fipa-type-escape enabled in 4.4 and 4.5.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2010-05-31 10:53:15
date| |
Summary|[4.6 Regression] ICE: |[4.4/4.5/4.6 Regression]
|verify_ssa failed: |ICE: verify_ssa failed:
|SSA_NAME_DEF_STMT is wrong |SSA_NAME_DEF_STMT is wrong
|with -fipa-struct-reorg - |with -fipa-struct-reorg -
|fwhole-program |fwhole-program
Target Milestone|--- |4.4.5
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44336
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/44336] [4.4/4.5/4.6 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program
2010-05-30 22:04 [Bug tree-optimization/44336] New: [4.6 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program zsojka at seznam dot cz
2010-05-31 10:53 ` [Bug tree-optimization/44336] [4.4/4.5/4.6 " rguenth at gcc dot gnu dot org
@ 2010-06-08 14:42 ` zsojka at seznam dot cz
2010-07-22 8:49 ` [Bug tree-optimization/44336] [4.4/4.5 " rguenth at gcc dot gnu dot org
2 siblings, 0 replies; 4+ messages in thread
From: zsojka at seznam dot cz @ 2010-06-08 14:42 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from zsojka at seznam dot cz 2010-06-08 14:41 -------
Created an attachment (id=20867)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20867&action=view)
different testcase
This testcase fails with similiar message:
$ gcc -O1 -fipa-struct-reorg -fwhole-program pr44336-2.c
pr44336-2.c: In function 'main':
pr44336-2.c:11:1: error: SSA_NAME_DEF_STMT is wrong
Expected definition statement:
# .MEM_4 = VDEF <.MEM_3>
D.2721_1 = foo (s.0);
Actual definition statement:
# .MEM_3 = VDEF <.MEM_2(D)>
D.2721_1 = foo (s);
pr44336-2.c:11:1: internal compiler error: verify_ssa failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Fails in 4.4 r158133 and 4.5 r158978 too.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44336
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/44336] [4.4/4.5 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program
2010-05-30 22:04 [Bug tree-optimization/44336] New: [4.6 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program zsojka at seznam dot cz
2010-05-31 10:53 ` [Bug tree-optimization/44336] [4.4/4.5/4.6 " rguenth at gcc dot gnu dot org
2010-06-08 14:42 ` zsojka at seznam dot cz
@ 2010-07-22 8:49 ` rguenth at gcc dot gnu dot org
2 siblings, 0 replies; 4+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2010-07-22 8:49 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from rguenth at gcc dot gnu dot org 2010-07-22 08:49 -------
Fixed in 4.6 (by disabling struct-reorg).
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P2
Summary|[4.4/4.5/4.6 Regression] |[4.4/4.5 Regression] ICE:
|ICE: verify_ssa failed: |verify_ssa failed:
|SSA_NAME_DEF_STMT is wrong |SSA_NAME_DEF_STMT is wrong
|with -fipa-struct-reorg - |with -fipa-struct-reorg -
|fwhole-program |fwhole-program
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44336
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2010-07-22 8:49 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-05-30 22:04 [Bug tree-optimization/44336] New: [4.6 Regression] ICE: verify_ssa failed: SSA_NAME_DEF_STMT is wrong with -fipa-struct-reorg -fwhole-program zsojka at seznam dot cz
2010-05-31 10:53 ` [Bug tree-optimization/44336] [4.4/4.5/4.6 " rguenth at gcc dot gnu dot org
2010-06-08 14:42 ` zsojka at seznam dot cz
2010-07-22 8:49 ` [Bug tree-optimization/44336] [4.4/4.5 " rguenth at gcc dot gnu dot org
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).