diff options
| -rw-r--r-- | library/std/src/panic.rs | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/library/std/src/panic.rs b/library/std/src/panic.rs index 7f6b563d729..3728d5b64b8 100644 --- a/library/std/src/panic.rs +++ b/library/std/src/panic.rs @@ -5,7 +5,7 @@ use crate::any::Any; use crate::collections; use crate::panicking; -use crate::sync::atomic::{AtomicUsize, Ordering}; +use crate::sync::atomic::{AtomicU8, Ordering}; use crate::sync::{Mutex, RwLock}; use crate::thread::Result; @@ -228,7 +228,7 @@ impl BacktraceStyle { if cfg!(feature = "backtrace") { Some(BacktraceStyle::Full) } else { None } } - fn as_usize(self) -> usize { + fn as_u8(self) -> u8 { match self { BacktraceStyle::Short => 1, BacktraceStyle::Full => 2, @@ -236,7 +236,7 @@ impl BacktraceStyle { } } - fn from_usize(s: usize) -> Option<Self> { + fn from_u8(s: u8) -> Option<Self> { Some(match s { 0 => return None, 1 => BacktraceStyle::Short, @@ -251,7 +251,7 @@ impl BacktraceStyle { // that backtrace. // // Internally stores equivalent of an Option<BacktraceStyle>. -static SHOULD_CAPTURE: AtomicUsize = AtomicUsize::new(0); +static SHOULD_CAPTURE: AtomicU8 = AtomicU8::new(0); /// Configure whether the default panic hook will capture and display a /// backtrace. @@ -264,7 +264,7 @@ pub fn set_backtrace_style(style: BacktraceStyle) { // If the `backtrace` feature of this crate isn't enabled, skip setting. return; } - SHOULD_CAPTURE.store(style.as_usize(), Ordering::Release); + SHOULD_CAPTURE.store(style.as_u8(), Ordering::Release); } /// Checks whether the standard library's panic hook will capture and print a @@ -296,7 +296,7 @@ pub fn get_backtrace_style() -> Option<BacktraceStyle> { // to optimize away callers. return None; } - if let Some(style) = BacktraceStyle::from_usize(SHOULD_CAPTURE.load(Ordering::Acquire)) { + if let Some(style) = BacktraceStyle::from_u8(SHOULD_CAPTURE.load(Ordering::Acquire)) { return Some(style); } |