[stdlib] Fix for nextUp and nextDown

natecook1000 · natecook1000 · commit 73811d625d65 · 2016-06-02T11:11:10.000-05:00
diff --git a/stdlib/public/core/FloatingPointTypes.swift.gyb b/stdlib/public/core/FloatingPointTypes.swift.gyb
@@ -472,6 +472,9 @@ extension ${Self}: BinaryFloatingPoint {
           exponentBitPattern: exponentBitPattern - 1,
           significandBitPattern: ${Self}._significandMask)
       }
+      return ${Self}(sign: .minus,
+        exponentBitPattern: exponentBitPattern,
+        significandBitPattern: significandBitPattern - 1)
     }
     if isInfinite { return self }
     if significandBitPattern == ${Self}._significandMask {

Original file line number	Diff line number	Diff line change
`@@ -472,6 +472,9 @@ extension ${Self}: BinaryFloatingPoint {`
`472`	`472`	`exponentBitPattern: exponentBitPattern - 1,`
`473`	`473`	`significandBitPattern: ${Self}._significandMask)`
`474`	`474`	`}`
	`475`	`+ return ${Self}(sign: .minus,`
	`476`	`+ exponentBitPattern: exponentBitPattern,`
	`477`	`+ significandBitPattern: significandBitPattern - 1)`
`475`	`478`	`}`
`476`	`479`	`if isInfinite { return self }`
`477`	`480`	`if significandBitPattern == ${Self}._significandMask {`