1! { dg-do run }
2! { dg-require-effective-target fortran_large_real }
3
4! Testing erf and erfc library calls on large real kinds (larger than kind=8)
5  implicit none
6
7  integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
8  real(8),parameter :: eps = 1e-8
9
10  real(kind=k) :: x
11  real(8) :: y
12
13#define TEST_FUNCTION(func,val) \
14 x = val ;\
15 y = x ;\
16 x = func (x) ;\
17 y = func (y) ;\
18 if (abs((y - x) / y) > eps) STOP 1
19
20 TEST_FUNCTION(erf,1.45123231)
21 TEST_FUNCTION(erfc,-0.123789)
22
23end
24