https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95897
Bug ID: 95897
Summary: [11 regression] gfortran.dg/graphite/pr40982.f90
fails with ICE starting with r11-1649
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at linux dot vnet.ibm.com
Target Milestone: ---
g:d2adb79eac663874593a28387db593fb4bb2995f, r11-1649
make -k check-gcc RUNTESTFLAGS=graphite.exp=gfortran.dg/graphite/pr40982.f90
FAIL: gfortran.dg/graphite/pr40982.f90 -O (internal compiler error)
FAIL: gfortran.dg/graphite/pr40982.f90 -O (test for excess errors)
spawn -ignore SIGHUP
/home/seurer/gcc/git/build/gcc-test/gcc/testsuite/gfortran/../../gfortran
-B/home/seurer/gcc/git/build/gcc-test/gcc/testsuite/gfortran/../../
-B/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/./libgfortran/
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gfortran.dg/graphite/pr40982.f90
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -fdiagnostics-urls=never -fno-diagnostics-show-caret
-fno-diagnostics-show-line-numbers -fdiagnostics-color=never
-fdiagnostics-urls=never -O -O3 -fgraphite-identity -floop-nest-optimize -S -o
pr40982.s
during GIMPLE pass: vect
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gfortran.dg/graphite/pr40982.f90:17:0:
internal compiler error: in compute_live_loop_exits, at
tree-ssa-loop-manip.c:247
0x10deb517 compute_live_loop_exits
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-loop-manip.c:247
0x10deb517 add_exit_phis_var
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-loop-manip.c:334
0x10deb517 add_exit_phis
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-loop-manip.c:356
0x10deb517 rewrite_into_loop_closed_ssa_1(bitmap_head*, unsigned int, int,
loop*)
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-loop-manip.c:678
0x10f9d8c7 vectorize_loops()
/home/seurer/gcc/git/gcc-test/gcc/tree-vectorizer.c:1260
0x10e0f7a7 execute
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-loop.c:414
