[Bug tree-optimization/66926] New: [6 regression] FAIL: gfortran.dg/graphite/vect-pr40979.f90 -O (internal compiler error)
schwab@linux-m68k.org
gcc-bugzilla@gcc.gnu.org
Sat Jul 18 08:05:00 GMT 2015
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66926
Bug ID: 66926
Summary: [6 regression] FAIL:
gfortran.dg/graphite/vect-pr40979.f90 -O (internal
compiler error)
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: schwab@linux-m68k.org
CC: ienkovich at gcc dot gnu.org, ysrumyan at gmail dot com
Target Milestone: ---
Target: aarch64-*-*
$ gcc/gfortran -Bgcc/ -Baarch64-suse-linux/./libgfortran/
../gcc/testsuite/gfortran.dg/graphite/vect-pr40979.f90 -O2 -fgraphite-identity
-ftree-vectorize -fno-vect-cost-model -fdump-tree-vect-details -ffast-math -S
-o vect-pr40979.s
../gcc/testsuite/gfortran.dg/graphite/vect-pr40979.f90:8:0:
subroutine mutual_ind_quad_cir_coil (m, l12)
^
Error: definition in block 18 does not dominate use in block 10
for SSA_NAME: .MEM_107 in statement:
# VUSE <.MEM_107>
vect__119.42_81 = MEM[(real(kind=8) *)vectp_w2gauss.40_142];
../gcc/testsuite/gfortran.dg/graphite/vect-pr40979.f90:8:0: internal compiler
error: verify_ssa failed
0xdde88f verify_ssa(bool, bool)
../../gcc/tree-ssa.c:1047
0xb1a163 execute_function_todo
../../gcc/passes.c:1955
0xb1aa47 execute_todo
../../gcc/passes.c:2005
5ee742c436320e28bd6d977f0f734d65830bca46 is the first bad commit
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225923
138bc75d-0d04-0410-961f-82ee72b054a4
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