[Bug fortran/87418] New: [9 Regression] Failure in coarray_lib_alloc_4.f90

[tkoenig at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87418

            Bug ID: 87418
           Summary: [9 Regression] Failure in coarray_lib_alloc_4.f90
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: tkoenig at gcc dot gnu.org
  Target Milestone: ---

I'm seeing failures of the kind

FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O0   scan-tree-dump-times original
"_gfortran_caf_is_present \\(xx\\.token, 2 - \\(integer\\(kind=4\\)\\)
xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)|_gfortran_caf_is_present
\\(xx\\.token, 2 - xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)" 10
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O1   scan-tree-dump-times original
"_gfortran_caf_is_present \\(xx\\.token, 2 - \\(integer\\(kind=4\\)\\)
xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)|_gfortran_caf_is_present
\\(xx\\.token, 2 - xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)" 10
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O2   scan-tree-dump-times original
"_gfortran_caf_is_present \\(xx\\.token, 2 - \\(integer\\(kind=4\\)\\)
xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)|_gfortran_caf_is_present
\\(xx\\.token, 2 - xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)" 10
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O3 -fomit-frame-pointer
-funroll-loops -fpeel-loops -ftracer -finline-functions   scan-tree-dump-times
original "_gfortran_caf_is_present \\(xx\\.token, 2 - \\(integer\\(kind=4\\)\\)
xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)|_gfortran_caf_is_present
\\(xx\\.token, 2 - xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)" 10
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O3 -g   scan-tree-dump-times
original "_gfortran_caf_is_present \\(xx\\.token, 2 - \\(integer\\(kind=4\\)\\)
xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)|_gfortran_caf_is_present
\\(xx\\.token, 2 - xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)" 10
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -Os   scan-tree-dump-times original
"_gfortran_caf_is_present \\(xx\\.token, 2 - \\(integer\\(kind=4\\)\\)
xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)|_gfortran_caf_is_present
\\(xx\\.token, 2 - xx\\.dim\\[0\\]\\.lbound, &caf_ref\\.[0-9]+\\)" 10

This must be very recent, r264536 ?