Merge pull request #25795 from Catfish-Man/very-normal-hash-5_1

Catfish-Man · web-flow · commit 6ce34bf0efea · 2019-06-26T17:01:02.000-07:00
Remove a retain release pair in foreign string hashing
diff --git a/stdlib/public/core/StringHashable.swift b/stdlib/public/core/StringHashable.swift
@@ -44,7 +44,7 @@ extension StringProtocol {
 }
 
 extension _StringGutsSlice {
-  @inline(never) // slow-path
+  @_effects(releasenone) @inline(never) // slow-path
   internal func _normalizedHash(into hasher: inout Hasher) {
     if self.isNFCFastUTF8 {
       self.withFastUTF8 {

Original file line number	Diff line number	Diff line change
`@@ -44,7 +44,7 @@ extension StringProtocol {`
`44`	`44`	`}`
`45`	`45`
`46`	`46`	`extension _StringGutsSlice {`
`47`		`- @inline(never) // slow-path`
	`47`	`+ @_effects(releasenone) @inline(never) // slow-path`
`48`	`48`	`internal func _normalizedHash(into hasher: inout Hasher) {`
`49`	`49`	`if self.isNFCFastUTF8 {`
`50`	`50`	`self.withFastUTF8 {`