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[Bug c++/80091] gcc from gcc-6 branch segfaults while compiling firefox
- From: "trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 18 Mar 2017 08:43:29 +0000
- Subject: [Bug c++/80091] gcc from gcc-6 branch segfaults while compiling firefox
- Auto-submitted: auto-generated
- References: <bug-80091-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80091
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P1
Status|WAITING |NEW
Known to work| |6.3.0
Target Milestone|--- |6.3
Known to fail| |6.3.1
--- Comment #2 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Never mind, I have reproduced it locally:
/home/markus/tmp/moz-build-dir/dist/include/nsTObserverArray.h:260:30: internal
compiler error: Segmentation fault
AdjustIterators(i, -1);
^
0xa8a3df crash_signal
/home/markus/gcc/gcc/toplev.c:333
0x7f2966dfb36f ???
/home/markus/glibc/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0x6ad664 maybe_generic_this_capture(tree_node*, tree_node*)
/home/markus/gcc/gcc/cp/lambda.c:813
0x61e1df cp_parser_postfix_expression
/home/markus/gcc/gcc/cp/parser.c:6870
0x61e6bd cp_parser_unary_expression
/home/markus/gcc/gcc/cp/parser.c:7999
0x61f423 cp_parser_cast_expression
/home/markus/gcc/gcc/cp/parser.c:8676
0x61fb97 cp_parser_binary_expression
/home/markus/gcc/gcc/cp/parser.c:8777
0x620244 cp_parser_assignment_expression
/home/markus/gcc/gcc/cp/parser.c:9064
0x62245a cp_parser_expression
/home/markus/gcc/gcc/cp/parser.c:9233
0x622b11 cp_parser_expression_statement
/home/markus/gcc/gcc/cp/parser.c:10696
0x614622 cp_parser_statement
/home/markus/gcc/gcc/cp/parser.c:10547
0x6150ad cp_parser_statement_seq_opt
/home/markus/gcc/gcc/cp/parser.c:10819
0x615157 cp_parser_compound_statement
/home/markus/gcc/gcc/cp/parser.c:10773
0x632645 cp_parser_implicitly_scoped_statement
/home/markus/gcc/gcc/cp/parser.c:11936
0x614c1c cp_parser_selection_statement
/home/markus/gcc/gcc/cp/parser.c:10900
0x614c1c cp_parser_statement
/home/markus/gcc/gcc/cp/parser.c:10402
0x6150ad cp_parser_statement_seq_opt
/home/markus/gcc/gcc/cp/parser.c:10819
0x60e0a6 cp_parser_lambda_body
/home/markus/gcc/gcc/cp/parser.c:10285
0x60e0a6 cp_parser_lambda_expression
/home/markus/gcc/gcc/cp/parser.c:9769
0x60e0a6 cp_parser_primary_expression
/home/markus/gcc/gcc/cp/parser.c:4935
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
This is a gcc-6 branch regression.
Reducing...