xref: /llvm-project/flang/test/Evaluate/fold-scale.f90 (revision 606a997a3cb83437e1aeef9fee55144863b0ad76)
1! RUN: %python %S/test_folding.py %s %flang_fc1
2! Tests folding of SCALE()
3module m
4  logical, parameter :: test_1 = scale(1.0, 1) == 2.0
5  logical, parameter :: test_2 = scale(0.0, 1) == 0.0
6  logical, parameter :: test_3 = sign(1.0, scale(-0.0, 1)) == -1.0
7  logical, parameter :: test_4 = sign(1.0, scale(0.0, 0)) == 1.0
8  logical, parameter :: test_5 = scale(1.0, -1) == 0.5
9  logical, parameter :: test_6 = scale(2.0, -1) == 1.0
10  logical, parameter :: test_7 = scale(huge(0.d0), -1200) == 1.0440487148797638d-53
11  logical, parameter :: test_8 = scale(tiny(0.d0), 1200) == 3.8312388521647221d053
12end module
13