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Auto merge of #111963 - nnethercote:inline-derived-hash, r=lqd

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Inline derived `hash`

Because most of the other derived functions are inlined: `clone`, `default`, `eq`, `partial_cmp`, `cmp`. The exception is `fmt`, but it tends to not be on hot paths as much.

r? `@ghost`
This commit is contained in:
bors 2023-05-29 00:25:54 +00:00
commit f8447b9638
8 changed files with 27 additions and 19 deletions
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15
tests/ui/deriving/deriving-all-codegen.stdout
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@ -44,6 +44,7 @@ impl ::core::default::Default for Empty {
}
#[automatically_derived]
impl ::core::hash::Hash for Empty {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {}
}
#[automatically_derived]
@ -113,6 +114,7 @@ impl ::core::default::Default for Point {
}
#[automatically_derived]
impl ::core::hash::Hash for Point {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
::core::hash::Hash::hash(&self.x, state);
::core::hash::Hash::hash(&self.y, state)
@ -198,6 +200,7 @@ impl ::core::default::Default for PackedPoint {
}
#[automatically_derived]
impl ::core::hash::Hash for PackedPoint {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
::core::hash::Hash::hash(&{ self.x }, state);
::core::hash::Hash::hash(&{ self.y }, state)
@ -301,6 +304,7 @@ impl ::core::default::Default for Big {
}
#[automatically_derived]
impl ::core::hash::Hash for Big {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
::core::hash::Hash::hash(&self.b1, state);
::core::hash::Hash::hash(&self.b2, state);
@ -478,6 +482,7 @@ impl ::core::fmt::Debug for Unsized {
}
#[automatically_derived]
impl ::core::hash::Hash for Unsized {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
::core::hash::Hash::hash(&self.0, state)
}
@ -529,6 +534,7 @@ impl ::core::fmt::Debug for PackedUnsizedU8 {
}
#[automatically_derived]
impl ::core::hash::Hash for PackedUnsizedU8 {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
::core::hash::Hash::hash(&self.0, state)
}
@ -584,6 +590,7 @@ impl<T: ::core::default::Default + Trait, U: ::core::default::Default>
#[automatically_derived]
impl<T: ::core::hash::Hash + Trait, U: ::core::hash::Hash> ::core::hash::Hash
for Generic<T, U> where T::A: ::core::hash::Hash {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
::core::hash::Hash::hash(&self.t, state);
::core::hash::Hash::hash(&self.ta, state);
@ -701,6 +708,7 @@ impl<T: ::core::hash::Hash + ::core::marker::Copy + Trait,
U: ::core::hash::Hash + ::core::marker::Copy> ::core::hash::Hash for
PackedGeneric<T, U> where T::A: ::core::hash::Hash + ::core::marker::Copy
{
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
::core::hash::Hash::hash(&{ self.0 }, state);
::core::hash::Hash::hash(&{ self.1 }, state);
@ -795,6 +803,7 @@ impl ::core::fmt::Debug for Enum0 {
}
#[automatically_derived]
impl ::core::hash::Hash for Enum0 {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
unsafe { ::core::intrinsics::unreachable() }
}
@ -861,6 +870,7 @@ impl ::core::fmt::Debug for Enum1 {
}
#[automatically_derived]
impl ::core::hash::Hash for Enum1 {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
match self {
Enum1::Single { x: __self_0 } =>
@ -937,6 +947,7 @@ impl ::core::default::Default for Fieldless1 {
}
#[automatically_derived]
impl ::core::hash::Hash for Fieldless1 {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {}
}
#[automatically_derived]
@ -1004,6 +1015,7 @@ impl ::core::default::Default for Fieldless {
}
#[automatically_derived]
impl ::core::hash::Hash for Fieldless {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
let __self_tag = ::core::intrinsics::discriminant_value(self);
::core::hash::Hash::hash(&__self_tag, state)
@ -1095,6 +1107,7 @@ impl ::core::default::Default for Mixed {
}
#[automatically_derived]
impl ::core::hash::Hash for Mixed {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
let __self_tag = ::core::intrinsics::discriminant_value(self);
::core::hash::Hash::hash(&__self_tag, state);
@ -1224,6 +1237,7 @@ impl ::core::fmt::Debug for Fielded {
}
#[automatically_derived]
impl ::core::hash::Hash for Fielded {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
let __self_tag = ::core::intrinsics::discriminant_value(self);
::core::hash::Hash::hash(&__self_tag, state);
@ -1345,6 +1359,7 @@ impl<T: ::core::fmt::Debug, U: ::core::fmt::Debug> ::core::fmt::Debug for
#[automatically_derived]
impl<T: ::core::hash::Hash, U: ::core::hash::Hash> ::core::hash::Hash for
EnumGeneric<T, U> {
#[inline]
fn hash<__H: ::core::hash::Hasher>(&self, state: &mut __H) -> () {
let __self_tag = ::core::intrinsics::discriminant_value(self);
::core::hash::Hash::hash(&__self_tag, state);