fix variable NaN comparisons

This commit is contained in:
Laytan Laats
2025-04-30 20:04:24 +02:00
parent e64bcc7709
commit 396a18efce
3 changed files with 47 additions and 3 deletions
@@ -45,3 +45,47 @@ compare_constant_nans_f64 :: proc(t: ^testing.T) {
testing.expect_value(t, NaN > NaN, false)
testing.expect_value(t, NaN >= NaN, false)
}
@(test)
compare_variable_nans_f32 :: proc(t: ^testing.T) {
NaN := f32(0h7fc0_0000)
NaN2 := f32(0h7fc0_0001)
Inf := f32(0h7F80_0000)
Neg_Inf := f32(0hFF80_0000)
testing.expect_value(t, NaN == NaN, false)
testing.expect_value(t, NaN == NaN2, false)
testing.expect_value(t, NaN != 0, true)
testing.expect_value(t, NaN != 5, true)
testing.expect_value(t, NaN != -5, true)
testing.expect_value(t, NaN != NaN, true)
testing.expect_value(t, NaN != NaN2, true)
testing.expect_value(t, NaN != Inf, true)
testing.expect_value(t, NaN != Neg_Inf, true)
testing.expect_value(t, NaN < NaN, false)
testing.expect_value(t, NaN <= NaN, false)
testing.expect_value(t, NaN > NaN, false)
testing.expect_value(t, NaN >= NaN, false)
}
@(test)
compare_variable_nans_f64 :: proc(t: ^testing.T) {
NaN := f64(0h7fff_0000_0000_0000)
NaN2 := f64(0h7fff_0000_0000_0001)
Inf := f64(0h7FF0_0000_0000_0000)
Neg_Inf := f64(0hFFF0_0000_0000_0000)
testing.expect_value(t, NaN == NaN, false)
testing.expect_value(t, NaN == NaN2, false)
testing.expect_value(t, NaN != 0, true)
testing.expect_value(t, NaN != 5, true)
testing.expect_value(t, NaN != -5, true)
testing.expect_value(t, NaN != NaN, true)
testing.expect_value(t, NaN != NaN2, true)
testing.expect_value(t, NaN != Inf, true)
testing.expect_value(t, NaN != Neg_Inf, true)
testing.expect_value(t, NaN < NaN, false)
testing.expect_value(t, NaN <= NaN, false)
testing.expect_value(t, NaN > NaN, false)
testing.expect_value(t, NaN >= NaN, false)
}