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! { dg-do compile }

! This should compile, though there is a warning about the type of len

! (return variable of strlen()) for being implicit.

! PR fortran/32797

!

MODULE ISO_C_UTILITIES

   USE ISO_C_BINDING

   implicit none

   CHARACTER(C_CHAR), DIMENSION(1), SAVE, TARGET, PRIVATE :: dummy_string="?"

CONTAINS

   FUNCTION C_F_STRING(CPTR) RESULT(FPTR)

     use, intrinsic :: iso_c_binding

      TYPE(C_PTR), INTENT(IN) :: CPTR ! The C address

      CHARACTER(KIND=C_CHAR), DIMENSION(:), POINTER :: FPTR

      INTERFACE

         FUNCTION strlen(string) RESULT(len) BIND(C,NAME="strlen") ! { dg-warning "Implicitly declared" }

            USE ISO_C_BINDING

            TYPE(C_PTR), VALUE :: string ! A C pointer

         END FUNCTION

      END INTERFACE

      CALL C_F_POINTER(FPTR=FPTR, CPTR=CPTR, SHAPE=[strlen(CPTR)])

   END FUNCTION

END MODULE ISO_C_UTILITIES

! { dg-final { cleanup-modules "iso_c_utilities" } }