[Bug fortran/79060] New: gfortran ICE with deferred-length character component initialization

[david.sagan at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79060

            Bug ID: 79060
           Summary: gfortran ICE with deferred-length character component
                    initialization
           Product: gcc
           Version: 5.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: david.sagan at gmail dot com
  Target Milestone: ---

Test program is:

program test
type my_type
  character(:), allocatable :: c
end type
type (my_type) var
var = my_type()
end program

Compiler:
mc66:~/Bmad/test> gcc --version
gcc (MacPorts gcc5 5.4.0_0) 5.4.0

Compiling gives:

mc66:~/Bmad/test> gfortran test.f90
test.f90:9:0:

 var = my_type()
 1
internal compiler error: in
alloc_scalar_allocatable_for_subcomponent_assignment, at
fortran/trans-expr.c:6842

test.f90:9:0: internal compiler error: Abort trap: 6
gfortran: internal compiler error: Abort trap: 6 (program f951)

Note: No bug with gcc 6.3.0