Merge pull request #1774 from apple/use-truncatingBitPattern

gribozavr · gribozavr · commit 8c5d012ab4fe · 2016-03-22T14:25:15.000-07:00
stdlib: Use UInt8(truncatingBitPattern:) instead of an equivalent inline construct
diff --git a/stdlib/public/core/StringCore.swift b/stdlib/public/core/StringCore.swift
@@ -627,7 +627,7 @@ extension _StringCore : RangeReplaceableCollection {
       if _fastPath(elementWidth == 1) {
         var dst = rangeStart
         for u in newElements {
-          dst.pointee = UInt8(u & 0xFF)
+          dst.pointee = UInt8(truncatingBitPattern: u)
           dst += 1
         }
       }

Original file line number	Diff line number	Diff line change
`@@ -627,7 +627,7 @@ extension _StringCore : RangeReplaceableCollection {`
`627`	`627`	`if _fastPath(elementWidth == 1) {`
`628`	`628`	`var dst = rangeStart`
`629`	`629`	`for u in newElements {`
`630`		`- dst.pointee = UInt8(u & 0xFF)`
	`630`	`+ dst.pointee = UInt8(truncatingBitPattern: u)`
`631`	`631`	`dst += 1`
`632`	`632`	`}`
`633`	`633`	`}`