rt_gccstream/gcc/testsuite/gfortran.dg/large_real_kind_3.F90

25 lines
563 B
Fortran

! { dg-do run }
! { dg-require-effective-target fortran_large_real }
! { dg-xfail-if "" { "*-*-freebsd*" } { "*" } { "" } }
! Testing erf and erfc library calls on large real kinds (larger than kind=8)
implicit none
integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
real(8),parameter :: eps = 1e-8
real(kind=k) :: x
real(8) :: y
#define TEST_FUNCTION(func,val) \
x = val ;\
y = x ;\
x = func (x) ;\
y = func (y) ;\
if (abs((y - x) / y) > eps) call abort
TEST_FUNCTION(erf,1.45123231)
TEST_FUNCTION(erfc,-0.123789)
end