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* [Bug tree-optimization/58373] New: [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus)
@ 2013-09-09 18:09 markus at trippelsdorf dot de
2013-09-10 7:37 ` [Bug tree-optimization/58373] " markus at trippelsdorf dot de
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: markus at trippelsdorf dot de @ 2013-09-09 18:09 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58373
Bug ID: 58373
Summary: [4.9 Regression] g++: internal compiler error:
Segmentation fault (program cc1plus)
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: markus at trippelsdorf dot de
Created attachment 30776
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30776&action=edit
reduced testcase
% gdb --args /var/tmp/gcc_test/usr/local/bin/g++ -c -Wall -Wextra -O3 test.ii
Reading symbols from /var/tmp/gcc_test/usr/local/bin/g++...done.
(gdb) run
Starting program: /var/tmp/gcc_test/usr/local/bin/g++ -c -Wall -Wextra -O3
test.ii
[New process 15370]
process 15370 is executing new program:
/var/tmp/gcc_test/usr/local/libexec/gcc/x86_64-unknown-linux-gnu/4.9.0/cc1plus
Program received signal SIGSEGV, Segmentation fault.
[Switching to process 15370]
0x00007ffff765c8fb in __GI___libc_malloc (bytes=200) at malloc.c:2855
2855 victim = _int_malloc(ar_ptr, bytes);
(gdb) bt
#0 0x00007ffff765c8fb in __GI___libc_malloc (bytes=200) at malloc.c:2855
#1 0x0000000000ff30c0 in xrealloc (oldmem=<optimized out>, size=200) at
../../gcc/libiberty/xmalloc.c:177
#2 0x0000000000bf62ad in reserve<vn_reference_op_struct> (exact=false,
reserve=<optimized out>, v=<synthetic pointer>) at ../../gcc/gcc/vec.h:300
#3 vec_safe_reserve<vn_reference_op_struct, va_heap> (exact=false,
nelems=<optimized out>, v=<synthetic pointer>) at ../../gcc/gcc/vec.h:668
#4 vec_alloc<vn_reference_op_struct, va_heap> (nelems=<optimized out>,
v=<synthetic pointer>) at ../../gcc/gcc/vec.h:689
#5 copy (this=0x1634de0) at ../../gcc/gcc/vec.h:917
#6 copy (this=<synthetic pointer>) at ../../gcc/gcc/vec.h:1460
#7 phi_translate_1 (expr=expr@entry=0x16aef80, set1=set1@entry=0x16b35d0,
set2=set2@entry=0x0, pred=pred@entry=0x7ffff70855b0,
phiblock=phiblock@entry=0x7ffff706fbc8) at ../../gcc/gcc/tree-ssa-pre.c:1589
#8 0x0000000000bf6adc in phi_translate (expr=0x16aef80, set1=0x16b35d0,
set2=0x0, pred=0x7ffff70855b0, phiblock=0x7ffff706fbc8) at
../../gcc/gcc/tree-ssa-pre.c:1774
#9 0x0000000000bf61c4 in phi_translate_1 (expr=expr@entry=0x169b550,
set1=set1@entry=0x16b35d0, set2=set2@entry=0x0, pred=pred@entry=0x7ffff70855b0,
phiblock=phiblock@entry=0x7ffff706fbc8) at ../../gcc/gcc/tree-ssa-pre.c:1463
#10 0x0000000000bf6adc in phi_translate (expr=0x169b550, set1=0x16b35d0,
set2=0x0, pred=0x7ffff70855b0, phiblock=0x7ffff706fbc8) at
../../gcc/gcc/tree-ssa-pre.c:1774
...
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/58373] [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus)
2013-09-09 18:09 [Bug tree-optimization/58373] New: [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus) markus at trippelsdorf dot de
@ 2013-09-10 7:37 ` markus at trippelsdorf dot de
2013-09-10 8:52 ` rguenth at gcc dot gnu.org
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: markus at trippelsdorf dot de @ 2013-09-10 7:37 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58373
Markus Trippelsdorf <markus at trippelsdorf dot de> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |law at gcc dot gnu.org
--- Comment #1 from Markus Trippelsdorf <markus at trippelsdorf dot de> ---
Started with rev202296.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/58373] [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus)
2013-09-09 18:09 [Bug tree-optimization/58373] New: [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus) markus at trippelsdorf dot de
2013-09-10 7:37 ` [Bug tree-optimization/58373] " markus at trippelsdorf dot de
@ 2013-09-10 8:52 ` rguenth at gcc dot gnu.org
2013-09-10 12:45 ` markus at trippelsdorf dot de
2013-09-10 12:48 ` law at redhat dot com
3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2013-09-10 8:52 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58373
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.9.0
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Looks like cc1plus being miscompiled - does it reproduce with stage1 cc1plus?
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/58373] [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus)
2013-09-09 18:09 [Bug tree-optimization/58373] New: [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus) markus at trippelsdorf dot de
2013-09-10 7:37 ` [Bug tree-optimization/58373] " markus at trippelsdorf dot de
2013-09-10 8:52 ` rguenth at gcc dot gnu.org
@ 2013-09-10 12:45 ` markus at trippelsdorf dot de
2013-09-10 12:48 ` law at redhat dot com
3 siblings, 0 replies; 5+ messages in thread
From: markus at trippelsdorf dot de @ 2013-09-10 12:45 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58373
Markus Trippelsdorf <markus at trippelsdorf dot de> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |DUPLICATE
--- Comment #4 from Markus Trippelsdorf <markus at trippelsdorf dot de> ---
dup of PR58373, fixed by rev202441 .
*** This bug has been marked as a duplicate of bug 58343 ***
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/58373] [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus)
2013-09-09 18:09 [Bug tree-optimization/58373] New: [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus) markus at trippelsdorf dot de
` (2 preceding siblings ...)
2013-09-10 12:45 ` markus at trippelsdorf dot de
@ 2013-09-10 12:48 ` law at redhat dot com
3 siblings, 0 replies; 5+ messages in thread
From: law at redhat dot com @ 2013-09-10 12:48 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58373
Jeffrey A. Law <law at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |law at redhat dot com
--- Comment #5 from Jeffrey A. Law <law at redhat dot com> ---
Thanks Markus -- I was going to look at this once I figure out this IA64
mis-compilation issue. One less thing to worry about now ;-)
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2013-09-10 12:48 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2013-09-09 18:09 [Bug tree-optimization/58373] New: [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus) markus at trippelsdorf dot de
2013-09-10 7:37 ` [Bug tree-optimization/58373] " markus at trippelsdorf dot de
2013-09-10 8:52 ` rguenth at gcc dot gnu.org
2013-09-10 12:45 ` markus at trippelsdorf dot de
2013-09-10 12:48 ` law at redhat dot com
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