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From: "markus at trippelsdorf dot de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/58373] New: [4.9 Regression] g++: internal compiler error: Segmentation fault (program cc1plus)
Date: Mon, 09 Sep 2013 18:09:00 -0000 [thread overview]
Message-ID: <bug-58373-4@http.gcc.gnu.org/bugzilla/> (raw)
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
...
next reply other threads:[~2013-09-09 18:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-09 18:09 markus at trippelsdorf dot de [this message]
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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