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* [Bug middle-end/51928] New: ICE: SIGSEGV in lookup_fnfields_idx_nolazy (search.c:1384) with -fgnu-tm on invalid code
@ 2012-01-21 10:35 zsojka at seznam dot cz
2012-01-24 18:48 ` [Bug c++/51928] " aldyh at gcc dot gnu.org
2012-01-24 18:49 ` aldyh at gcc dot gnu.org
0 siblings, 2 replies; 3+ messages in thread
From: zsojka at seznam dot cz @ 2012-01-21 10:35 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51928
Bug #: 51928
Summary: ICE: SIGSEGV in lookup_fnfields_idx_nolazy
(search.c:1384) with -fgnu-tm on invalid code
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: minor
Priority: P3
Component: middle-end
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 26400
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26400
preprocessed source (testsuite/g++.dg/parse/crash54.C)
Compiler output:
$ gcc -fgnu-tm crash54.ii
==30972== Invalid read of size 1
==30972== at 0x6E45BD: lookup_fnfields_idx_nolazy(tree_node*, tree_node*)
(search.c:1384)
==30972== by 0x6E833F: look_for_overrides_here(tree_node*, tree_node*)
(search.c:2026)
==30972== by 0x634E10: look_for_tm_attr_overrides(tree_node*, tree_node*)
(class.c:4335)
==30972== by 0x65149B: finish_struct_1(tree_node*) (class.c:4355)
==30972== by 0x6533EC: finish_struct(tree_node*, tree_node*) (class.c:6215)
==30972== by 0x67F0FE: cp_parser_type_specifier(cp_parser*, int,
cp_decl_specifier_seq*, bool, int*, bool*) (parser.c:17977)
==30972== by 0x6930CF: cp_parser_decl_specifier_seq(cp_parser*, int,
cp_decl_specifier_seq*, int*) (parser.c:10701)
==30972== by 0x695A56: cp_parser_simple_declaration(cp_parser*, bool,
tree_node**) (parser.c:10351)
==30972== by 0x69C187: cp_parser_block_declaration(cp_parser*, bool)
(parser.c:10300)
==30972== by 0x6A13EB: cp_parser_declaration(cp_parser*) (parser.c:10196)
==30972== by 0x69FFF7: cp_parser_declaration_seq_opt(cp_parser*)
(parser.c:10082)
==30972== by 0x6A1962: c_parse_file() (parser.c:3791)
==30972== by 0x79F814: c_common_parse_file() (c-opts.c:1117)
==30972== by 0xB8104F: toplev_main(int, char**) (toplev.c:557)
==30972== by 0x66E009C: (below main) (in /lib64/libc-2.13.so)
==30972== Address 0x4 is not stack'd, malloc'd or (recently) free'd
==30972==
/mnt/svn/gcc-trunk/gcc/testsuite/g++.dg/parse/crash54.C:10:8: internal compiler
error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r183351 - crash
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug c++/51928] ICE: SIGSEGV in lookup_fnfields_idx_nolazy (search.c:1384) with -fgnu-tm on invalid code
2012-01-21 10:35 [Bug middle-end/51928] New: ICE: SIGSEGV in lookup_fnfields_idx_nolazy (search.c:1384) with -fgnu-tm on invalid code zsojka at seznam dot cz
@ 2012-01-24 18:48 ` aldyh at gcc dot gnu.org
2012-01-24 18:49 ` aldyh at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: aldyh at gcc dot gnu.org @ 2012-01-24 18:48 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51928
--- Comment #1 from Aldy Hernandez <aldyh at gcc dot gnu.org> 2012-01-24 16:47:43 UTC ---
Author: aldyh
Date: Tue Jan 24 16:47:24 2012
New Revision: 183478
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183478
Log:
+ PR c++/51928
+ * class.c (set_method_tm_attributes): Use TARGET_THUNK instead of
+ thunk for set_one_vmethod_tm_attributes.
Added:
trunk/gcc/testsuite/g++.dg/tm/pr51928.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/class.c
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug c++/51928] ICE: SIGSEGV in lookup_fnfields_idx_nolazy (search.c:1384) with -fgnu-tm on invalid code
2012-01-21 10:35 [Bug middle-end/51928] New: ICE: SIGSEGV in lookup_fnfields_idx_nolazy (search.c:1384) with -fgnu-tm on invalid code zsojka at seznam dot cz
2012-01-24 18:48 ` [Bug c++/51928] " aldyh at gcc dot gnu.org
@ 2012-01-24 18:49 ` aldyh at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: aldyh at gcc dot gnu.org @ 2012-01-24 18:49 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51928
Aldy Hernandez <aldyh at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
CC| |aldyh at gcc dot gnu.org
Resolution| |FIXED
--- Comment #2 from Aldy Hernandez <aldyh at gcc dot gnu.org> 2012-01-24 16:50:39 UTC ---
fixed
^ permalink raw reply [flat|nested] 3+ messages in thread
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2012-01-21 10:35 [Bug middle-end/51928] New: ICE: SIGSEGV in lookup_fnfields_idx_nolazy (search.c:1384) with -fgnu-tm on invalid code zsojka at seznam dot cz
2012-01-24 18:48 ` [Bug c++/51928] " aldyh at gcc dot gnu.org
2012-01-24 18:49 ` aldyh at gcc dot gnu.org
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