[Bug testsuite/55452] New: [4.8 Regression]: gfortran.dg/reassoc_4.f -O scan-tree-dump-times reassoc1

["hp at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55452

             Bug #: 55452
           Summary: [4.8 Regression]: gfortran.dg/reassoc_4.f  -O
                    scan-tree-dump-times reassoc1
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: testsuite
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hp@gcc.gnu.org
                CC: hubicka@gcc.gnu.org
              Host: x86_64-unknown-linux-gnu
            Target: cris-axis-elf


This test previously passed, now it fails.
A patch in the revision range (last_known_working:first_known_failing)
193563:193575 exposed or caused this regression.  Since then it fails as
follows:

Running /tmp/hpautotest-gcc1/gcc/gcc/testsuite/gfortran.dg/dg.exp ...
...
FAIL: gfortran.dg/reassoc_4.f  -O   scan-tree-dump-times reassoc1 "[0-9] \\* "
22

The message in gfortran.log is:

Executing on host:
/tmp/hpautotest-gcc1/cris-elf/gccobj/gcc/testsuite/gfortran/../../gfortran
-B/tmp/hpautotest-gcc1/cris-elf/gccobj/gcc/testsuite/gfortran/../../
-B/tmp/hpautotest-gcc1/cris-elf/gccobj/cris-elf/./libgfortran/
/tmp/hpautotest-gcc1/gcc/gcc/testsuite/gfortran.dg/reassoc_4.f 
-fno-diagnostics-show-caret   -O  -O3 -ffast-math -fdump-tree-reassoc1 -S  
-isystem /tmp/hpautotest-gcc1/cris-elf/gccobj/cris-elf/./newlib/targ-include
-isystem /tmp/hpautotest-gcc1/gcc/newlib/libc/include  -o reassoc_4.s   
(timeout = 300)
PASS: gfortran.dg/reassoc_4.f  -O  (test for excess errors)
FAIL: gfortran.dg/reassoc_4.f  -O   scan-tree-dump-times reassoc1 "[0-9] \\* "
22

>From looking at gcc-testresults archives, the regression is universal.

Author of most suspect patch (r193570) in revision range CC:ed.
It looks like just a testsuite adjustment missing.