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Add a comment advertising NullTrapSink.

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Dan Gohman
2018-04-19 09:40:46 -07:00
parent 07576d3ed0
commit 5bc0e0e188
1 changed files with 3 additions and 0 deletions
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3
lib/codegen/src/binemit/memorysink.rs
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@@ -68,6 +68,9 @@ pub trait RelocSink {
} }
/// A trait for receiving trap codes and offsets. /// A trait for receiving trap codes and offsets.
///
/// If you don't need information about possible traps, you can use the
/// [`NullTrapSink`](binemit/trait.TrapSink.html) implementation.
pub trait TrapSink { pub trait TrapSink {
/// Add trap information for a specific offset. /// Add trap information for a specific offset.
fn trap(&mut self, CodeOffset, SourceLoc, TrapCode); fn trap(&mut self, CodeOffset, SourceLoc, TrapCode);