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make sure we don't inline these generic fn as that could monomorphize them

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This commit is contained in:
Ralf Jung 2024-03-21 09:03:49 +01:00
parent 0cb1065d7e
commit 8c01b85dba
9 changed files with 12 additions and 6 deletions
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2
tests/ui/consts/required-consts/collect-in-dead-fn-behind-assoc-type.noopt.stderr
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@ -7,7 +7,7 @@ LL | const C: () = panic!();
= note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
note: erroneous constant encountered note: erroneous constant encountered
--> $DIR/collect-in-dead-fn-behind-assoc-type.rs:15:17 --> $DIR/collect-in-dead-fn-behind-assoc-type.rs:16:17
| |
LL | let _ = Fail::<T>::C; LL | let _ = Fail::<T>::C;
| ^^^^^^^^^^^^ | ^^^^^^^^^^^^

2
tests/ui/consts/required-consts/collect-in-dead-fn-behind-assoc-type.opt.stderr
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@ -7,7 +7,7 @@ LL | const C: () = panic!();
= note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
note: erroneous constant encountered note: erroneous constant encountered
--> $DIR/collect-in-dead-fn-behind-assoc-type.rs:15:17 --> $DIR/collect-in-dead-fn-behind-assoc-type.rs:16:17
| |
LL | let _ = Fail::<T>::C; LL | let _ = Fail::<T>::C;
| ^^^^^^^^^^^^ | ^^^^^^^^^^^^

3
tests/ui/consts/required-consts/collect-in-dead-fn-behind-assoc-type.rs
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@ -10,12 +10,14 @@ impl<T> Fail<T> {
const C: () = panic!(); //~ERROR evaluation of `Fail::<i32>::C` failed const C: () = panic!(); //~ERROR evaluation of `Fail::<i32>::C` failed
} }
#[inline(never)]
fn not_called<T>() { fn not_called<T>() {
if false { if false {
let _ = Fail::<T>::C; let _ = Fail::<T>::C;
} }
} }
#[inline(never)]
fn callit_not(f: impl Fn()) { fn callit_not(f: impl Fn()) {
if false { if false {
f(); f();
@ -33,6 +35,7 @@ impl Hideaway for () {
const C: Self::T = not_called::<i32>; const C: Self::T = not_called::<i32>;
} }
#[inline(never)]
fn reveal<T: Hideaway>() { fn reveal<T: Hideaway>() {
if false { if false {
callit_not(T::C); callit_not(T::C);

2
tests/ui/consts/required-consts/collect-in-dead-fn-behind-generic.noopt.stderr
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@ -7,7 +7,7 @@ LL | const C: () = panic!();
= note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
note: erroneous constant encountered note: erroneous constant encountered
--> $DIR/collect-in-dead-fn-behind-generic.rs:14:17 --> $DIR/collect-in-dead-fn-behind-generic.rs:15:17
| |
LL | let _ = Fail::<T>::C; LL | let _ = Fail::<T>::C;
| ^^^^^^^^^^^^ | ^^^^^^^^^^^^

2
tests/ui/consts/required-consts/collect-in-dead-fn-behind-generic.opt.stderr
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@ -7,7 +7,7 @@ LL | const C: () = panic!();
= note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
note: erroneous constant encountered note: erroneous constant encountered
--> $DIR/collect-in-dead-fn-behind-generic.rs:14:17 --> $DIR/collect-in-dead-fn-behind-generic.rs:15:17
| |
LL | let _ = Fail::<T>::C; LL | let _ = Fail::<T>::C;
| ^^^^^^^^^^^^ | ^^^^^^^^^^^^

2
tests/ui/consts/required-consts/collect-in-dead-fn-behind-generic.rs
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@ -9,12 +9,14 @@ impl<T> Fail<T> {
const C: () = panic!(); //~ERROR evaluation of `Fail::<i32>::C` failed const C: () = panic!(); //~ERROR evaluation of `Fail::<i32>::C` failed
} }
#[inline(never)]
fn not_called<T>() { fn not_called<T>() {
if false { if false {
let _ = Fail::<T>::C; let _ = Fail::<T>::C;
} }
} }
#[inline(never)]
fn callit_not(f: impl Fn()) { fn callit_not(f: impl Fn()) {
if false { if false {
f(); f();

2
tests/ui/consts/required-consts/collect-in-dead-fn-behind-opaque-type.noopt.stderr
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@ -7,7 +7,7 @@ LL | const C: () = panic!();
= note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
note: erroneous constant encountered note: erroneous constant encountered
--> $DIR/collect-in-dead-fn-behind-opaque-type.rs:18:21 --> $DIR/collect-in-dead-fn-behind-opaque-type.rs:19:21
| |
LL | let _ = Fail::<T>::C; LL | let _ = Fail::<T>::C;
| ^^^^^^^^^^^^ | ^^^^^^^^^^^^

2
tests/ui/consts/required-consts/collect-in-dead-fn-behind-opaque-type.opt.stderr
View File

@ -7,7 +7,7 @@ LL | const C: () = panic!();
= note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
note: erroneous constant encountered note: erroneous constant encountered
--> $DIR/collect-in-dead-fn-behind-opaque-type.rs:18:21 --> $DIR/collect-in-dead-fn-behind-opaque-type.rs:19:21
| |
LL | let _ = Fail::<T>::C; LL | let _ = Fail::<T>::C;
| ^^^^^^^^^^^^ | ^^^^^^^^^^^^

1
tests/ui/consts/required-consts/collect-in-dead-fn-behind-opaque-type.rs
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@ -13,6 +13,7 @@ mod m {
pub type NotCalledFn = impl Fn(); pub type NotCalledFn = impl Fn();
#[inline(never)]
fn not_called<T>() { fn not_called<T>() {
if false { if false {
let _ = Fail::<T>::C; let _ = Fail::<T>::C;