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* [Bug bootstrap/57603] New: Bootstrap fail on s390x segfault in fold_marked_statements
@ 2013-06-13 8:58 krebbel at gcc dot gnu.org
2013-06-13 9:00 ` [Bug bootstrap/57603] " krebbel at gcc dot gnu.org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: krebbel at gcc dot gnu.org @ 2013-06-13 8:58 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57603
Bug ID: 57603
Summary: Bootstrap fail on s390x segfault in
fold_marked_statements
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: krebbel at gcc dot gnu.org
Created attachment 30300
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30300&action=edit
delta minimized testcase
cc1 -fpreprocessed -quiet -march=z9-109 -O1 t.c
Program received signal SIGSEGV, Segmentation fault.
0x00000000805c3b22 in fold_marked_statements(int, pointer_set_t*) ()
(gdb) bt
#0 0x00000000805c3b22 in fold_marked_statements(int, pointer_set_t*) ()
#1 0x00000000805d258c in optimize_inline_calls(tree_node*) ()
#2 0x0000000080900c82 in inline_transform(cgraph_node*) ()
#3 0x00000000804b7b86 in execute_all_ipa_transforms() ()
#4 0x0000000080234da6 in expand_function(cgraph_node*) ()
#5 0x0000000080236e68 in compile() ()
#6 0x0000000080237460 in finalize_compilation_unit() ()
#7 0x00000000800f3740 in c_write_global_declarations() ()
#8 0x0000000080568694 in compile_file() ()
#9 0x000000008056a84c in toplev_main(int, char**) ()
#10 0x000003fffdc99088 in __libc_start_main (main=0x800d53ac <main>,
argc=<optimized out>,
ubp_av=0x3fffffff258, init=<optimized out>, fini=0x809ee1f8
<__libc_csu_fini>,
rtld_fini=0x3fffdfed8f4 <_dl_fini>, stack_end=0x3fffffff1a0) at
libc-start.c:226
#11 0x00000000800d5412 in _start ()
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug bootstrap/57603] Bootstrap fail on s390x segfault in fold_marked_statements
2013-06-13 8:58 [Bug bootstrap/57603] New: Bootstrap fail on s390x segfault in fold_marked_statements krebbel at gcc dot gnu.org
@ 2013-06-13 9:00 ` krebbel at gcc dot gnu.org
2013-07-31 7:45 ` krebbel at gcc dot gnu.org
2013-07-31 7:45 ` krebbel at gcc dot gnu.org
2 siblings, 0 replies; 4+ messages in thread
From: krebbel at gcc dot gnu.org @ 2013-06-13 9:00 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57603
--- Comment #1 from Andreas Krebbel <krebbel at gcc dot gnu.org> ---
The failure above was observed with r200057. Here the cc1 output:
cc1 -fpreprocessed -quiet -march=z9-109 -O1 t.c
t.c: In function ‘d_append_string’:
t.c:22:38: warning: incompatible implicit declaration of built-in function
‘strlen’ [enabled by default]
d_append_buffer (dpi, s, strlen (s));
^
t.c: In function ‘d_demangle_callback’:
t.c:41:102: warning: incompatible implicit declaration of built-in function
‘strlen’ [enabled by default]
else if ((__extension__ (__builtin_constant_p (8) &&
((__builtin_constant_p (mangled) && strlen (mangled) < ((size_t) (8))) ||
(__builtin_constant_p ("_GLOBAL_") && strlen ("_GLOBAL_") < ((size_t) (8)))) ?
__extension__ ({
^
t.c: In function ‘__gcclibcxx_demangle_callback’:
t.c:60:15: internal compiler error: Segmentation fault
int __gcclibcxx_demangle_callback (const char *mangled_name,
void (*callback) (const char *, size_t, void *),
void *opaque) {
^
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
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From: "krebbel at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug bootstrap/57604] New: LRA related bootstrap comparison failure on s390x --with-arch=zEC12
Date: Thu, 13 Jun 2013 09:10:00 -0000
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X-Bugzilla-Who: krebbel at gcc dot gnu.org
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http://gcc.gnu.org/bugzilla/show_bug.cgi?idW604
Bug ID: 57604
Summary: LRA related bootstrap comparison failure on s390x
--with-arch=zEC12
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: major
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: krebbel at gcc dot gnu.org
Comparing stages 2 and 3
warning: gcc/cc1-checksum.o differs
warning: gcc/cc1plus-checksum.o differs
Bootstrap comparison failure!
gcc/tree-ssa-loop-im.o differs
stage2:
.align 2
.type _ZZN19ref_always_accessedclEP11mem_ref_locE12__FUNCTION__, @object
.size _ZZN19ref_always_accessedclEP11mem_ref_locE12__FUNCTION__, 11
_ZZN19ref_always_accessedclEP11mem_ref_locE12__FUNCTION__:
.string "operator()"
stage3:
.align 2
.type _ZZN19ref_always_accessedclEP11mem_ref_locE12__FUNCTION__, @object
.size _ZZN19ref_always_accessedclEP11mem_ref_locE12__FUNCTION__, 12
_ZZN19ref_always_accessedclEP11mem_ref_locE12__FUNCTION__:
.string "operator ()"
Be aware of the additional blank in the string. This does not happen when
disabling LRA for bootstrap.
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug bootstrap/57603] Bootstrap fail on s390x segfault in fold_marked_statements
2013-06-13 8:58 [Bug bootstrap/57603] New: Bootstrap fail on s390x segfault in fold_marked_statements krebbel at gcc dot gnu.org
2013-06-13 9:00 ` [Bug bootstrap/57603] " krebbel at gcc dot gnu.org
@ 2013-07-31 7:45 ` krebbel at gcc dot gnu.org
2013-07-31 7:45 ` krebbel at gcc dot gnu.org
2 siblings, 0 replies; 4+ messages in thread
From: krebbel at gcc dot gnu.org @ 2013-07-31 7:45 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57603
Andreas Krebbel <krebbel at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |FIXED
--- Comment #2 from Andreas Krebbel <krebbel at gcc dot gnu.org> ---
Does not occur with r201325 anymore.
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug bootstrap/57603] Bootstrap fail on s390x segfault in fold_marked_statements
2013-06-13 8:58 [Bug bootstrap/57603] New: Bootstrap fail on s390x segfault in fold_marked_statements krebbel at gcc dot gnu.org
2013-06-13 9:00 ` [Bug bootstrap/57603] " krebbel at gcc dot gnu.org
2013-07-31 7:45 ` krebbel at gcc dot gnu.org
@ 2013-07-31 7:45 ` krebbel at gcc dot gnu.org
2 siblings, 0 replies; 4+ messages in thread
From: krebbel at gcc dot gnu.org @ 2013-07-31 7:45 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57603
Andreas Krebbel <krebbel at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |CLOSED
--- Comment #3 from Andreas Krebbel <krebbel at gcc dot gnu.org> ---
Closed.
^ permalink raw reply [flat|nested] 4+ messages in thread
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2013-06-13 8:58 [Bug bootstrap/57603] New: Bootstrap fail on s390x segfault in fold_marked_statements krebbel at gcc dot gnu.org
2013-06-13 9:00 ` [Bug bootstrap/57603] " krebbel at gcc dot gnu.org
2013-07-31 7:45 ` krebbel at gcc dot gnu.org
2013-07-31 7:45 ` krebbel at gcc dot gnu.org
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