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Rollup merge of #122963 - RalfJung:core-panicking, r=m-ou-se

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core/panicking: fix outdated comment

Looks like this function got renamed/changed at some point and the comment did not get updated.

r? `@m-ou-se`
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Matthias Krüger 2024-03-24 01:05:54 +01:00 committed by GitHub
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1 changed files with 2 additions and 2 deletions
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library/core/src/panicking.rs
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@ -132,11 +132,11 @@ const fn comptime(fmt: fmt::Arguments<'_>, _force_no_backtrace: bool) -> ! {
#[rustc_const_unstable(feature = "panic_internals", issue = "none")] #[rustc_const_unstable(feature = "panic_internals", issue = "none")]
#[lang = "panic"] // needed by codegen for panic on overflow and other `Assert` MIR terminators #[lang = "panic"] // needed by codegen for panic on overflow and other `Assert` MIR terminators
pub const fn panic(expr: &'static str) -> ! { pub const fn panic(expr: &'static str) -> ! {
// Use Arguments::new_v1 instead of format_args!("{expr}") to potentially // Use Arguments::new_const instead of format_args!("{expr}") to potentially
// reduce size overhead. The format_args! macro uses str's Display trait to // reduce size overhead. The format_args! macro uses str's Display trait to
// write expr, which calls Formatter::pad, which must accommodate string // write expr, which calls Formatter::pad, which must accommodate string
// truncation and padding (even though none is used here). Using // truncation and padding (even though none is used here). Using
// Arguments::new_v1 may allow the compiler to omit Formatter::pad from the // Arguments::new_const may allow the compiler to omit Formatter::pad from the
// output binary, saving up to a few kilobytes. // output binary, saving up to a few kilobytes.
panic_fmt(fmt::Arguments::new_const(&[expr])); panic_fmt(fmt::Arguments::new_const(&[expr]));
} }