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Work around LLVM idiocy.

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This commit is contained in:
Jeroen van Rijn
2023-11-04 22:42:32 +01:00
parent 6201280468
commit 4cb0edc90b
3 changed files with 12 additions and 5 deletions
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tests/internal/test_pow
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tests/internal/test_pow.odin
+9 -3
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@@ -13,21 +13,27 @@ pow_test :: proc(t: ^testing.T) {
v2 := math.pow2_f64(exp)
_v1 := transmute(u64)v1
_v2 := transmute(u64)v2
expect(t, _v1 == _v2, fmt.tprintf("Expected math.pow2_f64(%d) == math.pow(2, %d) (= %x), got %x", exp, exp, v1, v2))
if exp == -1075 && ODIN_OS == .Windows {
// LLVM on Windows returns 0h00000000_00000001 for pow(2, -1075),
// unlike macOS and Linux where it returns 0h00000000_00000000
// pow2_f64 returns the same float on all platforms because it isn't this stupid
_v1 = 0h00000000_00000000
}
expect(t, _v1 == _v2, fmt.tprintf("Expected math.pow2_f64(%d) == math.pow(2, %d) (= %16x), got %16x", exp, exp, _v1, _v2))
}
{
v1 := math.pow(2, f32(exp))
v2 := math.pow2_f32(exp)
_v1 := transmute(u32)v1
_v2 := transmute(u32)v2
expect(t, _v1 == _v2, fmt.tprintf("Expected math.pow2_f32(%d) == math.pow(2, %d) (= %x), got %x", exp, exp, v1, v2))
expect(t, _v1 == _v2, fmt.tprintf("Expected math.pow2_f32(%d) == math.pow(2, %d) (= %08x), got %08x", exp, exp, _v1, _v2))
}
{
v1 := math.pow(2, f16(exp))
v2 := math.pow2_f16(exp)
_v1 := transmute(u16)v1
_v2 := transmute(u16)v2
expect(t, _v1 == _v2, fmt.tprintf("Expected math.pow2_f16(%d) == math.pow(2, %d) (= %x), got %x", exp, exp, v1, v2))
expect(t, _v1 == _v2, fmt.tprintf("Expected math.pow2_f16(%d) == math.pow(2, %d) (= %04x), got %04x", exp, exp, _v1, _v2))
}
}
}