gcc/testsuite/gfortran.dg/merge_init_expr.f90

   1 ! { dg-do run }
   2 !
   3 ! Check simplification of MERGE.
   4 !
   5
   6   INTEGER, PARAMETER :: array(3) = [1, 2, 3]
   7   LOGICAL, PARAMETER :: mask(3)  = [ .TRUE., .FALSE., .TRUE. ]
   8
   9   INTEGER, PARAMETER :: scalar_1 = MERGE (1, 0, .TRUE.)
  10   INTEGER, PARAMETER :: scalar_2 = MERGE (0, 1, .FALSE.)
  11
  12   INTEGER, PARAMETER :: array_1(3) = MERGE (array, 0, .TRUE.)
  13   INTEGER, PARAMETER :: array_2(3) = MERGE (array, 0, .FALSE.)
  14   INTEGER, PARAMETER :: array_3(3) = MERGE (0, array, .TRUE.)
  15   INTEGER, PARAMETER :: array_4(3) = MERGE (0, array, .FALSE.)
  16   INTEGER, PARAMETER :: array_5(3) = MERGE (1, 0, mask)
  17   INTEGER, PARAMETER :: array_6(3) = MERGE (array, -array, mask)
  18
  19   INTEGER, PARAMETER :: array_7(3) = MERGE ([1,2,3], -array, mask)
  20
  21   IF (scalar_1 /= 1 .OR. scalar_2 /= 1) CALL abort
  22   IF (.NOT. ALL (array_1 == array)) CALL abort
  23   IF (.NOT. ALL (array_2 == [0, 0, 0])) CALL abort
  24   IF (.NOT. ALL (array_3 == [0, 0, 0])) CALL abort
  25   IF (.NOT. ALL (array_4 == array)) CALL abort
  26   IF (.NOT. ALL (array_5 == [1, 0, 1])) CALL abort
  27   IF (.NOT. ALL (array_6 == [1, -2, 3])) CALL abort
  28 END