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[Bug middle-end/52621] [4.6 Regression] ICE with -O3 -march=opteron in initialize_matrix_A, at tree-data-ref.c:1964
- From: "danglin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 17 Jul 2012 22:56:00 +0000
- Subject: [Bug middle-end/52621] [4.6 Regression] ICE with -O3 -march=opteron in initialize_matrix_A, at tree-data-ref.c:1964
- Auto-submitted: auto-generated
- References: <bug-52621-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52621
John David Anglin <danglin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |danglin at gcc dot gnu.org
--- Comment #16 from John David Anglin <danglin at gcc dot gnu.org> 2012-07-17 22:56:00 UTC ---
"-fprefetch-loop-arrays" is not supported on 4.7 branch on
hppa2.0w-hp-hpux11.11 and probably other targets:
spawn /mnt/gnu/gcc/objdir-test/gcc/testsuite/gfortran/../../gfortran
-B/mnt/gnu/
gcc/objdir-test/gcc/testsuite/gfortran/../../
-B/mnt/gnu/gcc/objdir-test/hppa2.0
w-hp-hpux11.11/./libgfortran/
/mnt/gnu/gcc/gcc/gcc/testsuite/gfortran.dg/pr52621
.f90 -O -O2 -fprefetch-loop-arrays -S -o pr52621.s
f951: warning: -fprefetch-loop-arrays not supported for this target (try -march
switches) [enabled by default]