[Bug fortran/66942] New: trans-expr.c:5701 runtime error: member call on null pointer of type 'struct vec'

["zeccav at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66942

            Bug ID: 66942
           Summary: trans-expr.c:5701 runtime error: member call on null
                    pointer of type 'struct vec'
           Product: gcc
           Version: 5.2.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zeccav at gmail dot com
  Target Milestone: ---

! gcc-5.2.0/gcc/fortran/trans-expr.c:5701:19: runtime error: member call on
null pointer of type 'struct vec'
! gfortran source line "retargs->splice (arglist);"
! retargs is NULL
! double check with "gcc_assert(retargs);" immediately before
      call sub 
      END