https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80694

            Bug ID: 80694
           Summary: [8 regression] test cases gcc.dg/vect/vect-44.c and
                    vect-50.c fail starting with r247780
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: testsuite
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

r247780 updated (well, reverted) these two test cases and now they are failing
on powerpc64le.

spawn /home/seurer/gcc/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test/gcc/
/home/seurer/gcc/gcc-test/gcc/testsuite/gcc.dg/vect/vect-50.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -maltivec -mpower8-vector
-ftree-vectorize -fno-vect-cost-model -fno-common -O2 -fdump-tree-vect-details
-lm -o ./vect-50.exe
PASS: gcc.dg/vect/vect-50.c (test for excess errors)
Setting LD_LIBRARY_PATH to
:/home/seurer/gcc/build/gcc-test/gcc::/home/seurer/gcc/build/gcc-test/gcc:/home/seurer/gcc/build/gcc-test/./gmp/.libs:/home/seurer/gcc/build/gcc-test/./prev-gmp/.libs:/home/seurer/gcc/build/gcc-test/./mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./isl/.libs:/home/seurer/gcc/build/gcc-test/./prev-isl/.libs:/home/seurer/gcc/install/gcc-6.2.0/lib64
spawn [open ...]
PASS: gcc.dg/vect/vect-50.c execution test
PASS: gcc.dg/vect/vect-50.c scan-tree-dump-times vect "vectorized 1 loops" 1
FAIL: gcc.dg/vect/vect-50.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 2
FAIL: gcc.dg/vect/vect-50.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 2
FAIL: gcc.dg/vect/vect-50.c scan-tree-dump-times vect "Alignment of access
forced using peeling" 1
Executing on host: /home/seurer/gcc/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test/gcc/
/home/seurer/gcc/gcc-test/gcc/testsuite/gcc.dg/vect/vect-50.c 
-fno-diagnostics-show-caret -fdiagnostics-color=never  -flto -ffat-lto-objects
-maltivec -mpower8-vector -ftree-vectorize -fno-vect-cost-model -fno-common -O2
-fdump-tree-vect-details  -lm    -o ./vect-50.exe    (timeout = 300)
spawn /home/seurer/gcc/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test/gcc/
/home/seurer/gcc/gcc-test/gcc/testsuite/gcc.dg/vect/vect-50.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -flto -ffat-lto-objects
-maltivec -mpower8-vector -ftree-vectorize -fno-vect-cost-model -fno-common -O2
-fdump-tree-vect-details -lm -o ./vect-50.exe
PASS: gcc.dg/vect/vect-50.c -flto -ffat-lto-objects (test for excess errors)
Setting LD_LIBRARY_PATH to
:/home/seurer/gcc/build/gcc-test/gcc::/home/seurer/gcc/build/gcc-test/gcc:/home/seurer/gcc/build/gcc-test/./gmp/.libs:/home/seurer/gcc/build/gcc-test/./prev-gmp/.libs:/home/seurer/gcc/build/gcc-test/./mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./isl/.libs:/home/seurer/gcc/build/gcc-test/./prev-isl/.libs:/home/seurer/gcc/install/gcc-6.2.0/lib64
spawn [open ...]
PASS: gcc.dg/vect/vect-50.c -flto -ffat-lto-objects execution test
PASS: gcc.dg/vect/vect-50.c -flto -ffat-lto-objects  scan-tree-dump-times vect
"vectorized 1 loops" 1
FAIL: gcc.dg/vect/vect-50.c -flto -ffat-lto-objects  scan-tree-dump-times vect
"Vectorizing an unaligned access" 2
FAIL: gcc.dg/vect/vect-50.c -flto -ffat-lto-objects  scan-tree-dump-times vect
"Vectorizing an unaligned access" 2
FAIL: gcc.dg/vect/vect-50.c -flto -ffat-lto-objects  scan-tree-dump-times vect
"Alignment of access forced using peeling" 1
testcase /home/seurer/gcc/gcc-test/gcc/testsuite/gcc.dg/vect/vect.exp completed
in 1 seconds

                === gcc Summary ===

# of expected passes            6
# of unexpected failures        6

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