diff options
Diffstat (limited to 'gcc/testsuite/gfortran.fortran-torture/execute/intrinsic_spacing.f90')
| -rw-r--r-- | gcc/testsuite/gfortran.fortran-torture/execute/intrinsic_spacing.f90 | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.fortran-torture/execute/intrinsic_spacing.f90 b/gcc/testsuite/gfortran.fortran-torture/execute/intrinsic_spacing.f90 new file mode 100644 index 00000000000..4fac9f1b303 --- /dev/null +++ b/gcc/testsuite/gfortran.fortran-torture/execute/intrinsic_spacing.f90 @@ -0,0 +1,33 @@ +!Program to test SPACING intrinsic function. + +program test_spacing + call test_real4(3.0) + call test_real4(33.0) + call test_real4(-3.) + call test_real4(0) + call test_real8(0) + call test_real8(3.0_8) + call test_real8(33.0_8) + call test_real8(-33._8) +end +subroutine test_real4(x) + real x,y,t + integer p + p = 24 + y = 2.0 ** (exponent (x) - p) + t = tiny(x) + x = spacing(x) + if ((abs (x - y) .gt. abs(x * 1e-6)) & + .and. (abs (x - t) .gt. abs(x * 1e-6)))call abort +end + +subroutine test_real8(x) + real*8 x,y,t + integer p + p = 53 + y = 2.0 ** (exponent (x) - p) + t = tiny (x) + x = spacing(x) + if ((abs (x - y) .gt. abs(x * 1e-6)) & + .and. (abs (x - t) .gt. abs(x * 1e-6)))call abort +end |