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From: "tkoenig at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/52307] New: Segmentation fault in Lapack with -O3 -floop-flatten -floop-strip-mine Date: Sun, 19 Feb 2012 01:57:00 -0000 [thread overview] Message-ID: <bug-52307-4@http.gcc.gnu.org/bugzilla/> (raw) http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52307 Bug #: 52307 Summary: Segmentation fault in Lapack with -O3 -floop-flatten -floop-strip-mine Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned@gcc.gnu.org ReportedBy: tkoenig@gcc.gnu.org CC: rguenth@gcc.gnu.org Running the Lapack tests (and looking at PR 50561), I encountered this: All tests for SPP drivers passed the threshold ( 1910 tests run) SPB routines passed the tests of the error exits Program received signal 11 (SIGSEGV): Segmentation fault. Backtrace for this error: + [0xfff8e340418] + function 0000009f.plt_call.cosf@@GLIBC_2.3+0 (0x100B6FDC) from file crtstuff.c tkoenig@gcc1-power7 TESTING]$ ~/bin/gfortran -v Using built-in specs. COLLECT_GCC=/home/tkoenig/bin/gfortran COLLECT_LTO_WRAPPER=/home/tkoenig/libexec/gcc/powerpc64-unknown-linux-gnu/4.7.0/lto-wrapper Target: powerpc64-unknown-linux-gnu Configured with: ../trunk/configure --prefix=/home/tkoenig --enable-languages=c,fortran --with-ppl --with-cloog Thread model: posix gcc version 4.7.0 20120218 (experimental) [trunk revision 184372] (GCC) [tkoenig@gcc1-power7 TESTING]$ This is after the fix for PR 50561, and may be related. I haven't yet checked if this is a regression.
next reply other threads:[~2012-02-19 1:23 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-02-19 1:57 tkoenig at gcc dot gnu.org [this message] 2012-02-19 9:33 ` [Bug tree-optimization/52307] " tkoenig at gcc dot gnu.org 2012-02-19 12:24 ` dominiq at lps dot ens.fr 2012-02-19 12:27 ` dominiq at lps dot ens.fr 2012-02-19 13:34 ` dominiq at lps dot ens.fr 2012-02-19 14:19 ` dominiq at lps dot ens.fr 2012-02-19 14:30 ` dominiq at lps dot ens.fr 2012-02-26 12:35 ` tkoenig at gcc dot gnu.org
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