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Add test for const panic!(CONST).
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@m-ou-se
m-ou-se committed Oct 22, 2020
1 parent 4f7ffbf commit 7130127
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Showing 2 changed files with 45 additions and 17 deletions.
8 changes: 8 additions & 0 deletions src/test/ui/consts/const-eval/const_panic.rs
View file
@@ -1,6 +1,8 @@
#![feature(const_panic)]
#![crate_type = "lib"]

const MSG: &str = "hello";

const Z: () = std::panic!("cheese");
//~^ ERROR any use of this value will cause an error

Expand All @@ -12,6 +14,9 @@ const Y: () = std::unreachable!();

const X: () = std::unimplemented!();
//~^ ERROR any use of this value will cause an error
//
const W: () = std::panic!(MSG);
//~^ ERROR any use of this value will cause an error

const Z_CORE: () = core::panic!("cheese");
//~^ ERROR any use of this value will cause an error
Expand All @@ -24,3 +29,6 @@ const Y_CORE: () = core::unreachable!();

const X_CORE: () = core::unimplemented!();
//~^ ERROR any use of this value will cause an error

const W_CORE: () = core::panic!(MSG);
//~^ ERROR any use of this value will cause an error
54 changes: 37 additions & 17 deletions src/test/ui/consts/const-eval/const_panic.stderr
View file
@@ -1,83 +1,103 @@
error: any use of this value will cause an error
--> $DIR/const_panic.rs:4:15
--> $DIR/const_panic.rs:6:15
|
LL | const Z: () = std::panic!("cheese");
| --------------^^^^^^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'cheese', $DIR/const_panic.rs:4:15
| the evaluated program panicked at 'cheese', $DIR/const_panic.rs:6:15
|
= note: `#[deny(const_err)]` on by default
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:7:16
--> $DIR/const_panic.rs:9:16
|
LL | const Z2: () = std::panic!();
| ---------------^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'explicit panic', $DIR/const_panic.rs:7:16
| the evaluated program panicked at 'explicit panic', $DIR/const_panic.rs:9:16
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:10:15
--> $DIR/const_panic.rs:12:15
|
LL | const Y: () = std::unreachable!();
| --------------^^^^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'internal error: entered unreachable code', $DIR/const_panic.rs:10:15
| the evaluated program panicked at 'internal error: entered unreachable code', $DIR/const_panic.rs:12:15
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:13:15
--> $DIR/const_panic.rs:15:15
|
LL | const X: () = std::unimplemented!();
| --------------^^^^^^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'not implemented', $DIR/const_panic.rs:13:15
| the evaluated program panicked at 'not implemented', $DIR/const_panic.rs:15:15
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:16:20
--> $DIR/const_panic.rs:18:15
|
LL | const W: () = std::panic!(MSG);
| --------------^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'hello', $DIR/const_panic.rs:18:15
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:21:20
|
LL | const Z_CORE: () = core::panic!("cheese");
| -------------------^^^^^^^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'cheese', $DIR/const_panic.rs:16:20
| the evaluated program panicked at 'cheese', $DIR/const_panic.rs:21:20
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:19:21
--> $DIR/const_panic.rs:24:21
|
LL | const Z2_CORE: () = core::panic!();
| --------------------^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'explicit panic', $DIR/const_panic.rs:19:21
| the evaluated program panicked at 'explicit panic', $DIR/const_panic.rs:24:21
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:22:20
--> $DIR/const_panic.rs:27:20
|
LL | const Y_CORE: () = core::unreachable!();
| -------------------^^^^^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'internal error: entered unreachable code', $DIR/const_panic.rs:22:20
| the evaluated program panicked at 'internal error: entered unreachable code', $DIR/const_panic.rs:27:20
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:25:20
--> $DIR/const_panic.rs:30:20
|
LL | const X_CORE: () = core::unimplemented!();
| -------------------^^^^^^^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'not implemented', $DIR/const_panic.rs:25:20
| the evaluated program panicked at 'not implemented', $DIR/const_panic.rs:30:20
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: any use of this value will cause an error
--> $DIR/const_panic.rs:33:20
|
LL | const W_CORE: () = core::panic!(MSG);
| -------------------^^^^^^^^^^^^^^^^^-
| |
| the evaluated program panicked at 'hello', $DIR/const_panic.rs:33:20
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)

error: aborting due to 8 previous errors
error: aborting due to 10 previous errors

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