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* [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap @ 2004-07-15 18:59 fche at redhat dot com 2004-07-15 19:00 ` [Bug tree-optimization/16573] " fche at redhat dot com ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: fche at redhat dot com @ 2004-07-15 18:59 UTC (permalink / raw) To: gcc-bugs Building groff/src/libs/libgroff/font.cpp recently started to die when compiled with -fmudflap with a mainline CVS compiler. I attach various versions of test cases, and show the transcript here. int text_file::next() { if (buf == 0) { buf = 0; } for (;;) { int c; if #if COMPILER_SEGV (0) #else /* DOMINANCE_ABORT */ (invalid_input_char(c)) #endif error("invalid input character code `%1'", int(c)); } return 0; } with COMPILER_SEGV defined, one gets /notnfs/fche/BUILD-gcc-mudflap/INST/libexec/gcc/i686-pc-linux-gnu/3.5.0/cc1plus -fpreprocessed font2.ii -quiet -dumpbase font2.cpp -mtune=pentiumpro -auxbase font2 -g -O2 -version -fmudflap -fno-builtin -fno-merge-constants -o font2.s GNU C++ version 3.5.0 20040715 (experimental) (i686-pc-linux-gnu) compiled by GNU C version 3.5.0 20040713 (experimental). GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 font2.cpp: In member function `int text_file::next()': font2.cpp:52: internal compiler error: Segmentation fault without COMPILER_SEGV, one gets /notnfs/fche/BUILD-gcc-mudflap/INST/libexec/gcc/i686-pc-linux-gnu/3.5.0/cc1plus -fpreprocessed font2.ii -quiet -dumpbase font2.cpp -mtune=pentiumpro -auxbase font2 -g -O2 -version -fmudflap -fno-builtin -fno-merge-constants -o font2.s GNU C++ version 3.5.0 20040715 (experimental) (i686-pc-linux-gnu) compiled by GNU C version 3.5.0 20040713 (experimental). GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 font2.cpp: In member function `int text_file::next()': font2.cpp:52: error: dominator of 10 should be 11, not 0 font2.cpp:52: internal compiler error: in verify_dominators, at dominance.c:828 Please submit a full bug report, -- Summary: compiler crash while building groff with -fmudflap Product: gcc Version: 3.5.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P2 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: fche at redhat dot com CC: gcc-bugs at gcc dot gnu dot org GCC host triplet: linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16573 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/16573] compiler crash while building groff with -fmudflap 2004-07-15 18:59 [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap fche at redhat dot com @ 2004-07-15 19:00 ` fche at redhat dot com 2004-07-15 19:01 ` fche at redhat dot com ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: fche at redhat dot com @ 2004-07-15 19:00 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From fche at redhat dot com 2004-07-15 19:00 ------- Created an attachment (id=6757) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=6757&action=view) font2.ii for normal case -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16573 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/16573] compiler crash while building groff with -fmudflap 2004-07-15 18:59 [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap fche at redhat dot com 2004-07-15 19:00 ` [Bug tree-optimization/16573] " fche at redhat dot com @ 2004-07-15 19:01 ` fche at redhat dot com 2004-07-15 19:19 ` fche at redhat dot com ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: fche at redhat dot com @ 2004-07-15 19:01 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From fche at redhat dot com 2004-07-15 19:01 ------- Created an attachment (id=6758) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=6758&action=view) font2.ii for -DCOMPILER_SEGV case -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16573 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/16573] compiler crash while building groff with -fmudflap 2004-07-15 18:59 [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap fche at redhat dot com 2004-07-15 19:00 ` [Bug tree-optimization/16573] " fche at redhat dot com 2004-07-15 19:01 ` fche at redhat dot com @ 2004-07-15 19:19 ` fche at redhat dot com 2004-10-14 1:48 ` pinskia at gcc dot gnu dot org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: fche at redhat dot com @ 2004-07-15 19:19 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Ever Confirmed| |1 Last reconfirmed|0000-00-00 00:00:00 |2004-07-15 19:19:14 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16573 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/16573] compiler crash while building groff with -fmudflap 2004-07-15 18:59 [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap fche at redhat dot com ` (2 preceding siblings ...) 2004-07-15 19:19 ` fche at redhat dot com @ 2004-10-14 1:48 ` pinskia at gcc dot gnu dot org 2004-10-15 15:21 ` fche at redhat dot com 2004-10-15 17:13 ` pinskia at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: pinskia at gcc dot gnu dot org @ 2004-10-14 1:48 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-14 01:48 ------- Is this fixed? (if not I will look into later this week). -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16573 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/16573] compiler crash while building groff with -fmudflap 2004-07-15 18:59 [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap fche at redhat dot com ` (3 preceding siblings ...) 2004-10-14 1:48 ` pinskia at gcc dot gnu dot org @ 2004-10-15 15:21 ` fche at redhat dot com 2004-10-15 17:13 ` pinskia at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: fche at redhat dot com @ 2004-10-15 15:21 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From fche at redhat dot com 2004-10-15 15:21 ------- I cannot reproduce this problem with current mainline any more. -- What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16573 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/16573] compiler crash while building groff with -fmudflap 2004-07-15 18:59 [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap fche at redhat dot com ` (4 preceding siblings ...) 2004-10-15 15:21 ` fche at redhat dot com @ 2004-10-15 17:13 ` pinskia at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: pinskia at gcc dot gnu dot org @ 2004-10-15 17:13 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |4.0.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16573 ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2004-10-15 17:13 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2004-07-15 18:59 [Bug tree-optimization/16573] New: compiler crash while building groff with -fmudflap fche at redhat dot com 2004-07-15 19:00 ` [Bug tree-optimization/16573] " fche at redhat dot com 2004-07-15 19:01 ` fche at redhat dot com 2004-07-15 19:19 ` fche at redhat dot com 2004-10-14 1:48 ` pinskia at gcc dot gnu dot org 2004-10-15 15:21 ` fche at redhat dot com 2004-10-15 17:13 ` pinskia at gcc dot gnu dot org
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