gcc/testsuite/gfortran.dg/erfc_scaled_1.f90

   1 ! { dg-do run }
   2 !
   3 ! { dg-options "" }
   4 ! Do not run with -pedantic checks enabled as "check"
   5 ! contains internal procedures which is a vendor extension
   6
   7 program test
   8   implicit none
   9
  10   interface check
  11     procedure check_r4
  12     procedure check_r8
  13   end interface check
  14
  15   real(kind=4) :: x4
  16   real(kind=8) :: x8
  17
  18   x8 = 1.9_8 ; x4 = 1.9_4
  19
  20   call check(erfc_scaled(x8), erfc_scaled(1.9_8))
  21   call check(erfc_scaled(x4), erfc_scaled(1.9_4))
  22
  23 contains
  24   subroutine check_r4 (a, b)
  25     real(kind=4), intent(in) :: a, b
  26     if (abs(a - b) > 1.e-5 * abs(b)) STOP 1
  27   end subroutine
  28   subroutine check_r8 (a, b)
  29     real(kind=8), intent(in) :: a, b
  30     if (abs(a - b) > 1.e-7 * abs(b)) STOP 2
  31   end subroutine
  32 end program test