Simplify impl for SymbolStr.

cjgillot · cjgillot · commit 44a595f52ca0 · 2019-11-17T22:37:16.000+01:00
diff --git a/src/libsyntax_pos/symbol.rs b/src/libsyntax_pos/symbol.rs
@@ -1157,8 +1157,7 @@ impl fmt::Display for SymbolStr {
 impl<CTX> HashStable<CTX> for SymbolStr {
     #[inline]
     fn hash_stable(&self, hcx: &mut CTX, hasher: &mut StableHasher) {
-        let str = self as &str;
-        str.hash_stable(hcx, hasher)
+        self.string.hash_stable(hcx, hasher)
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -1157,8 +1157,7 @@ impl fmt::Display for SymbolStr {`
`1157`	`1157`	`impl<CTX> HashStable<CTX> for SymbolStr {`
`1158`	`1158`	`#[inline]`
`1159`	`1159`	`fn hash_stable(&self, hcx: &mut CTX, hasher: &mut StableHasher) {`
`1160`		`- let str = self as &str;`
`1161`		`- str.hash_stable(hcx, hasher)`
	`1160`	`+ self.string.hash_stable(hcx, hasher)`
`1162`	`1161`	`}`
`1163`	`1162`	`}`
`1164`	`1163`