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Fix some comments.

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The comment just below the first one describes how the `impl !Send for
FatalError` makes it impossible to `panic!(FatalError)`.

And the second one should be `panic_any` instead of `panic!`.
This commit is contained in:
Nicholas Nethercote 2023-10-31 13:25:46 +11:00
parent d76661bf25
commit 1bcb6006ba
1 changed files with 2 additions and 4 deletions
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6
compiler/rustc_span/src/fatal_error.rs
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@ -1,13 +1,11 @@
/// Used as a return value to signify a fatal error occurred. (It is also
/// used as the argument to panic at the moment, but that will eventually
/// not be true.)
/// Used as a return value to signify a fatal error occurred.
#[derive(Copy, Clone, Debug)]
#[must_use]
pub struct FatalError;
pub struct FatalErrorMarker;
// Don't implement Send on FatalError. This makes it impossible to panic!(FatalError).
// Don't implement Send on FatalError. This makes it impossible to `panic_any!(FatalError)`.
// We don't want to invoke the panic handler and print a backtrace for fatal errors.
impl !Send for FatalError {}