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From: "zsojka at seznam dot cz" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/47653] New: [4.6 Regression] gcc.c-torture/execute/930614-2.c FAILs with -fstack-check=generic -fgraphite-identity Date: Wed, 09 Feb 2011 00:43:00 -0000 [thread overview] Message-ID: <bug-47653-4@http.gcc.gnu.org/bugzilla/> (raw) http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47653 Summary: [4.6 Regression] gcc.c-torture/execute/930614-2.c FAILs with -fstack-check=generic -fgraphite-identity Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end AssignedTo: unassigned@gcc.gnu.org ReportedBy: zsojka@seznam.cz CC: spop@gcc.gnu.org Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 23280 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23280 reduced testcase Output: $ gcc -v Using built-in specs. COLLECT_GCC=/mnt/svn/gcc-trunk/binary-169929-lto-fortran-checking-yes-rtl-df/bin/gcc COLLECT_LTO_WRAPPER=/mnt/svn/gcc-trunk/binary-169929-lto-fortran-checking-yes-rtl-df/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: /mnt/svn/gcc-trunk//configure --enable-checking=yes,rtl,df --enable-languages=c,c++,lto,fortran --prefix=/mnt/svn/gcc-trunk/binary-169929-lto-fortran-checking-yes-rtl-df/ --with-cloog --with-ppl --with-cloog-include=/usr/include/cloog-ppl/ Thread model: posix gcc version 4.6.0 20110208 (experimental) (GCC) $ gcc -O -fstack-check=generic -ftree-pre -fgraphite-identity testcase.c $ ./a.out Segmentation fault Program received signal SIGSEGV, Segmentation fault. 0x0000000000400552 in main () at testcase.c:7 7 x[i][j] = 0; (gdb) disassemble 0x0000000000400549 <+101>: lea (%rcx,%rax,1),%edx 0x000000000040054c <+104>: movslq %edx,%rdx 0x000000000040054f <+107>: add %rsi,%rdx => 0x0000000000400552 <+110>: movl $0x0,(%r8,%rdx,4) 0x000000000040055a <+118>: add $0x1,%rax 0x000000000040055e <+122>: lea -0x1(%rax),%rdx 0x0000000000400562 <+126>: cmp %rdi,%rdx 0x0000000000400565 <+129>: jl 0x400549 <main+101> Tested revisions: r169929 - fail 4.5.2 - OK
next reply other threads:[~2011-02-09 0:09 UTC|newest] Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-02-09 0:43 zsojka at seznam dot cz [this message] 2011-02-09 4:02 ` [Bug middle-end/47653] " hjl.tools at gmail dot com 2011-02-18 16:04 ` law at redhat dot com 2011-02-18 16:59 ` spop at gcc dot gnu.org 2011-02-18 18:50 ` spop at gcc dot gnu.org 2011-03-25 19:56 ` [Bug middle-end/47653] [4.6/4.7 " jakub at gcc dot gnu.org 2011-06-27 15:56 ` jakub at gcc dot gnu.org 2011-06-29 21:19 ` spop at gcc dot gnu.org 2011-07-25 17:46 ` spop at gcc dot gnu.org 2011-07-25 17:48 ` spop at gcc dot gnu.org 2011-07-26 18:49 ` spop at gcc dot gnu.org 2011-07-26 18:50 ` spop at gcc dot gnu.org 2011-07-26 18:57 ` spop at gcc dot gnu.org 2011-08-09 15:52 ` ro at gcc dot gnu.org 2011-08-11 13:45 ` matz at gcc dot gnu.org
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