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* [Bug middle-end/52047] New: [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays @ 2012-01-29 20:55 zsojka at seznam dot cz 2012-02-02 22:02 ` [Bug middle-end/52047] " pinskia at gcc dot gnu.org ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: zsojka at seznam dot cz @ 2012-01-29 20:55 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52047 Bug #: 52047 Summary: [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal 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 26509 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26509 reduced testcase (from libitm.c/stackundo.c) Compiler output: $ gcc -O -fgnu-tm -fprefetch-loop-arrays testcase.c ==24821== Invalid read of size 1 ==24821== at 0x9FC6E6: execute_tm_mark() (trans-mem.c:2270) ==24821== by 0x8FB8E4: execute_one_pass(opt_pass*) (passes.c:2081) ==24821== by 0x8FBCA4: execute_pass_list(opt_pass*) (passes.c:2136) ==24821== by 0x8FBCB6: execute_pass_list(opt_pass*) (passes.c:2137) ==24821== by 0xA5DFFD: tree_rest_of_compilation(tree_node*) (tree-optimize.c:420) ==24821== by 0x6AFE39: cgraph_expand_function(cgraph_node*) (cgraphunit.c:1819) ==24821== by 0x6B1D0B: cgraph_optimize() (cgraphunit.c:1886) ==24821== by 0x6B2369: cgraph_finalize_compilation_unit() (cgraphunit.c:1328) ==24821== by 0x58EC1F: c_write_global_declarations() (c-decl.c:10030) ==24821== by 0x9F081B: toplev_main(int, char**) (toplev.c:573) ==24821== by 0x66E009C: (below main) (in /lib64/libc-2.13.so) ==24821== Address 0xb0 is not stack'd, malloc'd or (recently) free'd ==24821== testcase.c: In function 'test1': testcase.c:6:5: 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: r183676 - crash ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/52047] [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays 2012-01-29 20:55 [Bug middle-end/52047] New: [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays zsojka at seznam dot cz @ 2012-02-02 22:02 ` pinskia at gcc dot gnu.org 2012-02-06 14:34 ` patrick.marlier at gmail dot com ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: pinskia at gcc dot gnu.org @ 2012-02-02 22:02 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52047 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |patch Status|UNCONFIRMED |NEW URL| |http://gcc.gnu.org/ml/gcc-p | |atches/2012-02/msg00096.htm | |l Last reconfirmed| |2012-02-02 Ever Confirmed|0 |1 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-02-02 22:01:35 UTC --- Confirmed. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/52047] [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays 2012-01-29 20:55 [Bug middle-end/52047] New: [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays zsojka at seznam dot cz 2012-02-02 22:02 ` [Bug middle-end/52047] " pinskia at gcc dot gnu.org @ 2012-02-06 14:34 ` patrick.marlier at gmail dot com 2012-02-06 14:43 ` aldyh at gcc dot gnu.org 2012-02-06 14:45 ` aldyh at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: patrick.marlier at gmail dot com @ 2012-02-06 14:34 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52047 Patrick Marlier <patrick.marlier at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |patrick.marlier at gmail | |dot com --- Comment #2 from Patrick Marlier <patrick.marlier at gmail dot com> 2012-02-06 14:34:24 UTC --- Proposed fix here: http://gcc.gnu.org/ml/gcc-patches/2012-02/msg00096.html Waiting Rth approval and Aldy's kindness for commit. -- Patrick Marlier. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/52047] [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays 2012-01-29 20:55 [Bug middle-end/52047] New: [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays zsojka at seznam dot cz 2012-02-02 22:02 ` [Bug middle-end/52047] " pinskia at gcc dot gnu.org 2012-02-06 14:34 ` patrick.marlier at gmail dot com @ 2012-02-06 14:43 ` aldyh at gcc dot gnu.org 2012-02-06 14:45 ` aldyh at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: aldyh at gcc dot gnu.org @ 2012-02-06 14:43 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52047 --- Comment #3 from Aldy Hernandez <aldyh at gcc dot gnu.org> 2012-02-06 14:42:11 UTC --- Author: aldyh Date: Mon Feb 6 14:42:07 2012 New Revision: 183936 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183936 Log: PR middle-end/52047 * trans-mem.c (expand_call_tm): Add an assertion. * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops' functions. Modified: trunk/gcc/ChangeLog trunk/gcc/calls.c trunk/gcc/trans-mem.c ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/52047] [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays 2012-01-29 20:55 [Bug middle-end/52047] New: [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays zsojka at seznam dot cz ` (2 preceding siblings ...) 2012-02-06 14:43 ` aldyh at gcc dot gnu.org @ 2012-02-06 14:45 ` aldyh at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: aldyh at gcc dot gnu.org @ 2012-02-06 14:45 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52047 Aldy Hernandez <aldyh at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED CC| |aldyh at gcc dot gnu.org Resolution| |FIXED --- Comment #4 from Aldy Hernandez <aldyh at gcc dot gnu.org> 2012-02-06 14:44:31 UTC --- fixed on trunk ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2012-02-06 14:45 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2012-01-29 20:55 [Bug middle-end/52047] New: [trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays zsojka at seznam dot cz 2012-02-02 22:02 ` [Bug middle-end/52047] " pinskia at gcc dot gnu.org 2012-02-06 14:34 ` patrick.marlier at gmail dot com 2012-02-06 14:43 ` aldyh at gcc dot gnu.org 2012-02-06 14:45 ` aldyh at gcc dot gnu.org
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