! Check that we correctly simplify ISNAN ! ! { dg-do compile } ! ! { dg-options "-fno-range-check" } ! { dg-add-options ieee } ! { dg-skip-if "NaN not supported" { spu-*-* } { "*" } { "" } } implicit none real, parameter :: inf = 2 * huge(inf) real, parameter :: nan1 = 0. / 0. real, parameter :: nan2 = 1.5 * nan1 real, parameter :: nan3 = inf / inf real, parameter :: nan4 = inf - inf real, parameter :: nan5 = 0. * inf real, parameter :: normal = 42. integer(kind=merge(4, 0, isnan(nan1))) :: a integer(kind=merge(4, 0, isnan(nan2))) :: b integer(kind=merge(4, 0, isnan(nan3))) :: c integer(kind=merge(4, 0, isnan(nan4))) :: d integer(kind=merge(4, 0, isnan(nan5))) :: e integer(kind=merge(0, 4, isnan(inf))) :: f integer(kind=merge(0, 4, isnan(-inf))) :: g integer(kind=merge(0, 4, isnan(normal))) :: h end