gcc/testsuite/gfortran.dg/recursive_reference_2.f90

   1 ! { dg-do compile }
   2 ! Tests the fix for PR30876 in which interface derived types were
   3 ! not always being associated.
   4 !
   5 ! Contributed by Joost VandeVondele <jv244@cam.ac.uk>
   6 !
   7 MODULE M1
   8 CONTAINS
   9  FUNCTION correct_input(i)
  10    INTEGER :: i,correct_input(5), ans(5) = 0
  11    IF (i<1) correct_input=test(1)
  12    IF (i>5) correct_input=test(5)
  13  END FUNCTION correct_input
  14
  15  RECURSIVE FUNCTION test(i)
  16   INTEGER :: test(5),i,j
  17   IF (i<1 .OR. i>5) THEN
  18     test=correct_input(i)
  19   ELSE
  20     test=0
  21     test(1:6-i)=(/(j,j=i,5)/)
  22     test=test(3)
  23   ENDIF
  24  END FUNCTION
  25
  26 END MODULE M1
  27
  28 USE M1
  29 integer :: ans(5)
  30 IF (ANY(TEST(3).NE.(/5,5,5,5,5/))) STOP 1
  31 IF (ANY(TEST(6).NE.(/0,0,0,0,0/))) STOP 2
  32 END