Use UnsafeRawPointer in GLKit _indexHomogeneousValue.

atrick · atrick · commit 3e2372b6a381 · 2016-07-27T08:05:55.000-07:00
To obey the memory model.
diff --git a/stdlib/public/SDK/GLKit/GLKit.swift.gyb b/stdlib/public/SDK/GLKit/GLKit.swift.gyb
@@ -34,7 +34,8 @@ vectorElementNames = [
 @inline(__always)
 public func _indexHomogeneousValue<TTT, T>(_ aggregate: UnsafePointer<TTT>,
                                            _ index: Int) -> T {
-  return UnsafePointer<T>(aggregate)[index]
+  return UnsafeRawPointer(aggregate).load(
+    fromByteOffset: index * strideof(T), as: T.self)
 }
 
 %{

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,8 @@ vectorElementNames = [`
`34`	`34`	`@inline(__always)`
`35`	`35`	`public func _indexHomogeneousValue<TTT, T>(_ aggregate: UnsafePointer<TTT>,`
`36`	`36`	`_ index: Int) -> T {`
`37`		`- return UnsafePointer<T>(aggregate)[index]`
	`37`	`+ return UnsafeRawPointer(aggregate).load(`
	`38`	`+ fromByteOffset: index * strideof(T), as: T.self)`
`38`	`39`	`}`
`39`	`40`
`40`	`41`	`%{`