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* [Bug c++/19744] New: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 @ 2005-02-01 22:01 nick at ilm dot com 2005-02-01 22:01 ` [Bug c++/19744] " nick at ilm dot com ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: nick at ilm dot com @ 2005-02-01 22:01 UTC (permalink / raw) To: gcc-bugs I'm running into an ICE on amd64 > /dept/rnd/vendor/gcc-3.4.3-amd64/bin/g++ -fnon-call-exceptions -O2 -g -c test.C test.C: In member function `void M::foo() const': test.C:19: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. it's also reproducable on x86 with -msse > /dept/rnd/vendor/gcc-3.4.3/bin/g++ -msse -fnon-call-exceptions -O2 -g -c test.C test.C: In member function `void M::foo() const': test.C:19: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. on the flollowing the following code: ------------------------------------------------ struct E {}; class M { public: float x[4][4]; void foo () const throw (E); }; void M::foo () const throw (E) { for (int i = 0; i < 3 ; i++) { float p = x[i][i]; if (p < 0) p = -p; } return; } -------------------------------------- here's the stacktrace. with -fno-if-conversion (gdb) where #0 find_if_header (test_bb=0xa49488, pass=1) at ../../gcc-3.4.3/gcc/ifcvt.c:1641 #1 0x0000000000708661 in if_convert (x_life_data_ok=Variable "x_life_data_ok" is not available. ) at ../../gcc-3.4.3/gcc/ifcvt.c:3251 #2 0x0000000000697968 in rest_of_compilation (decl=0x2a959cb1a0) at ../../gcc-3.4.3/gcc/toplev.c:2443 #3 0x00000000006d1f4c in tree_rest_of_compilation (fndecl=0x2a959cb1a0, nested_p=false) at ../../gcc-3.4.3/gcc/tree-optimize.c:168 #4 0x000000000046e881 in expand_body (fn=0x2a959cb1a0) at ../../gcc-3.4.3/gcc/cp/semantics.c:2920 #5 0x00000000006d39cf in cgraph_expand_function (node=0x2a959d1700) at ../../gcc-3.4.3/gcc/cgraphunit.c:538 #6 0x00000000006d4131 in cgraph_optimize () at ../../gcc-3.4.3/gcc/cgraphunit.c:1542 #7 0x0000000000441885 in finish_file () at ../../gcc-3.4.3/gcc/cp/decl2.c:2856 #8 0x0000000000694e43 in toplev_main (argc=Variable "argc" is not available. ) at ../../gcc-3.4.3/gcc/toplev.c:1822 #9 0x0000002a95688e5d in __libc_start_main () from /lib64/tls/libc.so.6 #10 0x00000000004025aa in _start () at ../sysdeps/x86_64/elf/start.S:96 -- Summary: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 Product: gcc Version: 3.4.3 Status: UNCONFIRMED Severity: normal Priority: P2 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: nick at ilm dot com CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: x86_64-unknown-linux-gnu GCC host triplet: x86_64-unknown-linux-gnu GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19744 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/19744] ICE in if_convert with -fnon-call-exceptions -O2 on amd64 2005-02-01 22:01 [Bug c++/19744] New: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 nick at ilm dot com @ 2005-02-01 22:01 ` nick at ilm dot com 2005-02-01 22:05 ` steven at gcc dot gnu dot org ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: nick at ilm dot com @ 2005-02-01 22:01 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- Keywords| |ice-on-valid-code http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19744 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/19744] ICE in if_convert with -fnon-call-exceptions -O2 on amd64 2005-02-01 22:01 [Bug c++/19744] New: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 nick at ilm dot com 2005-02-01 22:01 ` [Bug c++/19744] " nick at ilm dot com @ 2005-02-01 22:05 ` steven at gcc dot gnu dot org 2005-02-01 23:31 ` [Bug rtl-optimization/19744] " pinskia at gcc dot gnu dot org ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: steven at gcc dot gnu dot org @ 2005-02-01 22:05 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From steven at gcc dot gnu dot org 2005-02-01 22:04 ------- If it reproduces on x86 with -msse, it's not an amd64 bug, but something realted to SSE/MMX (d'oh). Fun, didn't that just get rewritten for GCC 4.0? ;-) -- What |Removed |Added ---------------------------------------------------------------------------- GCC build triplet|x86_64-unknown-linux-gnu | GCC host triplet|x86_64-unknown-linux-gnu | GCC target triplet|x86_64-unknown-linux-gnu | Keywords| |ssemmx http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19744 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/19744] ICE in if_convert with -fnon-call-exceptions -O2 on amd64 2005-02-01 22:01 [Bug c++/19744] New: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 nick at ilm dot com 2005-02-01 22:01 ` [Bug c++/19744] " nick at ilm dot com 2005-02-01 22:05 ` steven at gcc dot gnu dot org @ 2005-02-01 23:31 ` pinskia at gcc dot gnu dot org 2005-02-01 23:45 ` pinskia at gcc dot gnu dot org 2005-02-02 0:14 ` steven at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: pinskia at gcc dot gnu dot org @ 2005-02-01 23:31 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From pinskia at gcc dot gnu dot org 2005-02-01 23:31 ------- I think this is a dup of bug 14868 but note this has been fixed on the mainline but I think it is still a latent bug. -- What |Removed |Added ---------------------------------------------------------------------------- Component|c++ |rtl-optimization http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19744 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/19744] ICE in if_convert with -fnon-call-exceptions -O2 on amd64 2005-02-01 22:01 [Bug c++/19744] New: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 nick at ilm dot com ` (2 preceding siblings ...) 2005-02-01 23:31 ` [Bug rtl-optimization/19744] " pinskia at gcc dot gnu dot org @ 2005-02-01 23:45 ` pinskia at gcc dot gnu dot org 2005-02-02 0:14 ` steven at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: pinskia at gcc dot gnu dot org @ 2005-02-01 23:45 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From pinskia at gcc dot gnu dot org 2005-02-01 23:45 ------- *** This bug has been marked as a duplicate of 14868 *** -- What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |DUPLICATE http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19744 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/19744] ICE in if_convert with -fnon-call-exceptions -O2 on amd64 2005-02-01 22:01 [Bug c++/19744] New: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 nick at ilm dot com ` (3 preceding siblings ...) 2005-02-01 23:45 ` pinskia at gcc dot gnu dot org @ 2005-02-02 0:14 ` steven at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: steven at gcc dot gnu dot org @ 2005-02-02 0:14 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From steven at gcc dot gnu dot org 2005-02-02 00:13 ------- This may be fixed on mainline but not in GCC 3.4. Note that this reporter is the same as the reporter of Bug 14868 ;-) -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19744 ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2005-02-02 0:14 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2005-02-01 22:01 [Bug c++/19744] New: ICE in if_convert with -fnon-call-exceptions -O2 on amd64 nick at ilm dot com 2005-02-01 22:01 ` [Bug c++/19744] " nick at ilm dot com 2005-02-01 22:05 ` steven at gcc dot gnu dot org 2005-02-01 23:31 ` [Bug rtl-optimization/19744] " pinskia at gcc dot gnu dot org 2005-02-01 23:45 ` pinskia at gcc dot gnu dot org 2005-02-02 0:14 ` steven at gcc dot gnu dot org
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