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Remove unnecessary into_iter/collect (#3667)

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* Remove unnecessary into_iter/collect

flags and isa_flags were already of the correct type in
HashedEngineCompileEnv's implementation.

* Cargo fmt
This commit is contained in:
Cheng Kai
2022-01-07 23:35:51 +00:00
committed by GitHub
parent ab1d845ac1
commit 894a4d8301
1 changed files with 2 additions and 12 deletions
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14
crates/wasmtime/src/module.rs
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@@ -942,21 +942,11 @@ struct HashedEngineCompileEnv<'a>(&'a Engine);
#[cfg(all(feature = "cache", compiler))] #[cfg(all(feature = "cache", compiler))]
impl std::hash::Hash for HashedEngineCompileEnv<'_> { impl std::hash::Hash for HashedEngineCompileEnv<'_> {
fn hash<H: std::hash::Hasher>(&self, hasher: &mut H) { fn hash<H: std::hash::Hasher>(&self, hasher: &mut H) {
use std::collections::BTreeMap;
// Hash the compiler's state based on its target and configuration. // Hash the compiler's state based on its target and configuration.
let compiler = self.0.compiler(); let compiler = self.0.compiler();
compiler.triple().hash(hasher); compiler.triple().hash(hasher);
compiler compiler.flags().hash(hasher);
.flags() compiler.isa_flags().hash(hasher);
.into_iter()
.collect::<BTreeMap<_, _>>()
.hash(hasher);
compiler
.isa_flags()
.into_iter()
.collect::<BTreeMap<_, _>>()
.hash(hasher);
// Hash configuration state read for compilation // Hash configuration state read for compilation
let config = self.0.config(); let config = self.0.config();