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Update f16/f128 FIXMEs that needed (NEG_)INFINITY #127496

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Jul 10, 2024
Merged

Update f16/f128 FIXMEs that needed (NEG_)INFINITY #127496

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321eba5
Update f16/f128 FIXMEs that needed (NEG_)INFINITY
tgross35 Jul 8, 2024
96a7916
Update a f16/f128 FIXME to be more accurate
tgross35 Jul 8, 2024
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3 changes: 2 additions & 1 deletion compiler/rustc_lint/src/types.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -563,7 +563,8 @@ fn lint_literal<'tcx>(
ty::Float(t) => {
let is_infinite = match lit.node {
ast::LitKind::Float(v, _) => match t {
// FIXME(f16_f128): add this check once we have library support
// FIXME(f16_f128): add this check once `is_infinite` is reliable (ABI
// issues resolved).
ty::FloatTy::F16 => Ok(false),
ty::FloatTy::F32 => v.as_str().parse().map(f32::is_infinite),
ty::FloatTy::F64 => v.as_str().parse().map(f64::is_infinite),
Expand Down
42 changes: 18 additions & 24 deletions tests/ui/half-open-range-patterns/half-open-range-pats-semantics.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -45,9 +45,8 @@ fn range_to_inclusive() {
// FIXME(f16_f128): remove gate when ABI issues are resolved
#[cfg(all(target_arch = "aarch64", target_os = "linux"))]
{
// FIXME(f16_f128): enable infinity tests when constants are available
// assert!(yes!(f16::NEG_INFINITY, ..=f16::NEG_INFINITY));
// assert!(yes!(f16::NEG_INFINITY, ..=1.0f16));
assert!(yes!(f16::NEG_INFINITY, ..=f16::NEG_INFINITY));
assert!(yes!(f16::NEG_INFINITY, ..=1.0f16));
assert!(yes!(1.5f16, ..=1.5f16));
assert!(!yes!(1.6f16, ..=-1.5f16));
}
Expand All @@ -68,9 +67,8 @@ fn range_to_inclusive() {
// FIXME(f16_f128): remove gate when ABI issues are resolved
#[cfg(all(target_arch = "aarch64", target_os = "linux"))]
{
// FIXME(f16_f128): enable infinity tests when constants are available
// assert!(yes!(f128::NEG_INFINITY, ..=f128::NEG_INFINITY));
// assert!(yes!(f128::NEG_INFINITY, ..=1.0f128));
assert!(yes!(f128::NEG_INFINITY, ..=f128::NEG_INFINITY));
assert!(yes!(f128::NEG_INFINITY, ..=1.0f128));
assert!(yes!(1.5f128, ..=1.5f128));
assert!(!yes!(1.6f128, ..=-1.5f128));
}
Expand Down Expand Up @@ -111,8 +109,7 @@ fn range_to() {
// FIXME(f16_f128): remove gate when ABI issues are resolved
#[cfg(all(target_arch = "aarch64", target_os = "linux"))]
{
// FIXME(f16_f128): enable infinity tests when constants are available
// assert!(yes!(f16::NEG_INFINITY, ..1.0f16));
assert!(yes!(f16::NEG_INFINITY, ..1.0f16));
assert!(!yes!(1.5f16, ..1.5f16));
const E16: f16 = 1.5f16 + f16::EPSILON;
assert!(yes!(1.5f16, ..E16));
Expand All @@ -137,8 +134,7 @@ fn range_to() {
// FIXME(f16_f128): remove gate when ABI issues are resolved
#[cfg(all(target_arch = "aarch64", target_os = "linux"))]
{
// FIXME(f16_f128): enable infinity tests when constants are available
// assert!(yes!(f128::NEG_INFINITY, ..1.0f128));
assert!(yes!(f128::NEG_INFINITY, ..1.0f128));
assert!(!yes!(1.5f128, ..1.5f128));
const E128: f128 = 1.5f128 + f128::EPSILON;
assert!(yes!(1.5f128, ..E128));
Expand Down Expand Up @@ -181,15 +177,14 @@ fn range_from() {
// FIXME(f16_f128): remove gate when ABI issues are resolved
#[cfg(all(target_arch = "aarch64", target_os = "linux"))]
{
// FIXME(f16_f128): enable infinity tests when constants are available
// assert!(yes!(f16::NEG_INFINITY, f16::NEG_INFINITY..));
// assert!(yes!(f16::INFINITY, f16::NEG_INFINITY..));
// assert!(!yes!(f16::NEG_INFINITY, 1.0f16..));
// assert!(yes!(f16::INFINITY, 1.0f16..));
assert!(yes!(f16::NEG_INFINITY, f16::NEG_INFINITY..));
assert!(yes!(f16::INFINITY, f16::NEG_INFINITY..));
assert!(!yes!(f16::NEG_INFINITY, 1.0f16..));
assert!(yes!(f16::INFINITY, 1.0f16..));
assert!(!yes!(1.0f16 - f16::EPSILON, 1.0f16..));
assert!(yes!(1.0f16, 1.0f16..));
// assert!(yes!(f16::INFINITY, 1.0f16..));
// assert!(yes!(f16::INFINITY, f16::INFINITY..));
assert!(yes!(f16::INFINITY, 1.0f16..));
assert!(yes!(f16::INFINITY, f16::INFINITY..));
}

// f32; `X..`
Expand All @@ -216,15 +211,14 @@ fn range_from() {
// FIXME(f16_f128): remove gate when ABI issues are resolved
#[cfg(all(target_arch = "aarch64", target_os = "linux"))]
{
// FIXME(f16_f128): enable infinity tests when constants are available
// assert!(yes!(f128::NEG_INFINITY, f128::NEG_INFINITY..));
// assert!(yes!(f128::INFINITY, f128::NEG_INFINITY..));
// assert!(!yes!(f128::NEG_INFINITY, 1.0f128..));
// assert!(yes!(f128::INFINITY, 1.0f128..));
assert!(yes!(f128::NEG_INFINITY, f128::NEG_INFINITY..));
assert!(yes!(f128::INFINITY, f128::NEG_INFINITY..));
assert!(!yes!(f128::NEG_INFINITY, 1.0f128..));
assert!(yes!(f128::INFINITY, 1.0f128..));
assert!(!yes!(1.0f128 - f128::EPSILON, 1.0f128..));
assert!(yes!(1.0f128, 1.0f128..));
// assert!(yes!(f128::INFINITY, 1.0f128..));
// assert!(yes!(f128::INFINITY, f128::INFINITY..));
assert!(yes!(f128::INFINITY, 1.0f128..));
assert!(yes!(f128::INFINITY, f128::INFINITY..));
}
}

Expand Down
8 changes: 7 additions & 1 deletion tests/ui/half-open-range-patterns/half-open-range-pats-thir-lower-empty.rs
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Original file line number Diff line number Diff line change
@@ -1,3 +1,6 @@
#![feature(f128)]
#![feature(f16)]

macro_rules! m {
($s:expr, $($t:tt)+) => {
match $s { $($t)+ => {} }
Expand Down Expand Up @@ -27,11 +30,14 @@ fn main() {
m!(0, ..i128::MIN);
//~^ ERROR lower range bound must be less than upper

// FIXME(f16_f128): add tests when NEG_INFINITY is available
m!(0f16, ..f16::NEG_INFINITY);
//~^ ERROR lower range bound must be less than upper
m!(0f32, ..f32::NEG_INFINITY);
//~^ ERROR lower range bound must be less than upper
m!(0f64, ..f64::NEG_INFINITY);
//~^ ERROR lower range bound must be less than upper
m!(0f128, ..f128::NEG_INFINITY);
//~^ ERROR lower range bound must be less than upper

m!('a', ..'\u{0}');
//~^ ERROR lower range bound must be less than upper
Expand Down
40 changes: 26 additions & 14 deletions tests/ui/half-open-range-patterns/half-open-range-pats-thir-lower-empty.stderr
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Original file line number Diff line number Diff line change
@@ -1,81 +1,93 @@
error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:8:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:11:11
|
LL | m!(0, ..u8::MIN);
| ^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:10:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:13:11
|
LL | m!(0, ..u16::MIN);
| ^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:12:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:15:11
|
LL | m!(0, ..u32::MIN);
| ^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:14:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:17:11
|
LL | m!(0, ..u64::MIN);
| ^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:16:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:19:11
|
LL | m!(0, ..u128::MIN);
| ^^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:19:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:22:11
|
LL | m!(0, ..i8::MIN);
| ^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:21:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:24:11
|
LL | m!(0, ..i16::MIN);
| ^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:23:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:26:11
|
LL | m!(0, ..i32::MIN);
| ^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:25:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:28:11
|
LL | m!(0, ..i64::MIN);
| ^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:27:11
--> $DIR/half-open-range-pats-thir-lower-empty.rs:30:11
|
LL | m!(0, ..i128::MIN);
| ^^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:31:14
--> $DIR/half-open-range-pats-thir-lower-empty.rs:33:14
|
LL | m!(0f16, ..f16::NEG_INFINITY);
| ^^^^^^^^^^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:35:14
|
LL | m!(0f32, ..f32::NEG_INFINITY);
| ^^^^^^^^^^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:33:14
--> $DIR/half-open-range-pats-thir-lower-empty.rs:37:14
|
LL | m!(0f64, ..f64::NEG_INFINITY);
| ^^^^^^^^^^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:36:13
--> $DIR/half-open-range-pats-thir-lower-empty.rs:39:15
|
LL | m!(0f128, ..f128::NEG_INFINITY);
| ^^^^^^^^^^^^^^^^^^^^

error[E0579]: lower range bound must be less than upper
--> $DIR/half-open-range-pats-thir-lower-empty.rs:42:13
|
LL | m!('a', ..'\u{0}');
| ^^^^^^^^^

error: aborting due to 13 previous errors
error: aborting due to 15 previous errors

For more information about this error, try `rustc --explain E0579`.
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