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-rw-r--r--gcc/testsuite/gfortran.dg/bessel_1.f9037
1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/bessel_1.f90 b/gcc/testsuite/gfortran.dg/bessel_1.f90
new file mode 100644
index 000000000..fb1e19bee
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/bessel_1.f90
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+! { dg-do run }
+
+program test
+ implicit none
+
+ interface check
+ procedure check_r4
+ procedure check_r8
+ end interface check
+
+ real(kind=4) :: x4
+ real(kind=8) :: x8
+
+ x8 = 1.9_8 ; x4 = 1.9_4
+ call check(bessel_j0 (x8), bessel_j0 (1.9_8))
+ call check(bessel_j0 (x4), bessel_j0 (1.9_4))
+ call check(bessel_j1 (x8), bessel_j1 (1.9_8))
+ call check(bessel_j1 (x4), bessel_j1 (1.9_4))
+ call check(bessel_jn (3,x8), bessel_jn (3,1.9_8))
+ call check(bessel_jn (3,x4), bessel_jn (3,1.9_4))
+ call check(bessel_y0 (x8), bessel_y0 (1.9_8))
+ call check(bessel_y0 (x4), bessel_y0 (1.9_4))
+ call check(bessel_y1 (x8), bessel_y1 (1.9_8))
+ call check(bessel_y1 (x4), bessel_y1 (1.9_4))
+ call check(bessel_yn (3,x8), bessel_yn (3,1.9_8))
+ call check(bessel_yn (3,x4), bessel_yn (3,1.9_4))
+
+contains
+ subroutine check_r4 (a, b) ! { dg-warning "Extension: Internal procedure" }
+ real(kind=4), intent(in) :: a, b
+ if (abs(a - b) > 1.e-5 * abs(b)) call abort
+ end subroutine
+ subroutine check_r8 (a, b) ! { dg-warning "Extension: Internal procedure" }
+ real(kind=8), intent(in) :: a, b
+ if (abs(a - b) > 1.e-7 * abs(b)) call abort
+ end subroutine
+end program test