[Bug target/50150] New: misc vect.exp failures for target arm

[carrot at google dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50150

             Bug #: 50150
           Summary: misc vect.exp failures for target arm
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: carrot@google.com
              Host: x86_64-build_pc-linux-gnu
            Target: arm-unknown-linux-gnueabi


When I built an arm compiler and run tests on qemu with following command

make check-gcc RUNTESTFLAGS="--target_board=arm-sim/thumb/arch=armv7-a
vect.exp"

I got


FAIL: gcc.dg/vect/vect-multitypes-11.c scan-tree-dump-times vect "vectorized 1
loops" 1
FAIL: gcc.dg/vect/vect-multitypes-12.c scan-tree-dump-times vect "vectorized 1
loops" 1
FAIL: gcc.dg/vect/vect-reduc-dot-s16b.c scan-tree-dump-times vect "vectorized 1
loops" 0
FAIL: gcc.dg/vect/vect-reduc-pattern-1a.c scan-tree-dump-times vect "vectorized
1 loops" 0
FAIL: gcc.dg/vect/vect-reduc-pattern-1b.c scan-tree-dump-times vect "vectorized
1 loops" 0
FAIL: gcc.dg/vect/vect-reduc-pattern-1c.c scan-tree-dump-times vect "vectorized
1 loops" 0
FAIL: gcc.dg/vect/vect-reduc-pattern-2a.c scan-tree-dump-times vect "vectorized
1 loops" 0
FAIL: gcc.dg/vect/vect-reduc-pattern-2b.c scan-tree-dump-times vect "vectorized
1 loops" 0
FAIL: gcc.dg/vect/wrapv-vect-reduc-pattern-2c.c scan-tree-dump-times vect
"vectorized 1 loops" 0

Both gcc 4.7 and 4.6 have these failures. But x86-64 compiler doesn't have
these failures.