gcc/testsuite/gfortran.dg/do_5.f90

   1 ! { dg-do compile }
   2 !
   3 ! PR fortran/54370
   4 !
   5 ! The following program was ICEing at tree-check time
   6 ! "L()" was regarded as default-kind logical.
   7 !
   8 ! Contributed by Kirill Chilikin
   9 !
  10       MODULE M
  11       CONTAINS
  12
  13       LOGICAL(C_BOOL) FUNCTION L() BIND(C)
  14       USE, INTRINSIC :: ISO_C_BINDING
  15       L = .FALSE.
  16       END FUNCTION
  17
  18       LOGICAL(8) FUNCTION L2() BIND(C) ! { dg-warning "GNU Extension: LOGICAL result variable 'l2' at .1. with non-C_Bool kind in BIND.C. procedure 'l2'" }
  19       L2 = .FALSE._8
  20       END FUNCTION
  21
  22       SUBROUTINE S()
  23       DO WHILE (L())
  24       ENDDO
  25       DO WHILE (L2())
  26       ENDDO
  27       END
  28
  29       END