Merge pull request #1546 from compnerd/silence

Author: swift-ci

Foundation/CGFloat.swift

@@ -868,7 +868,7 @@ public func modf(_ x: CGFloat) -> (CGFloat, CGFloat) {
 
 @_transparent
 public func ldexp(_ x: CGFloat, _ n: Int) -> CGFloat {
-    return CGFloat(ldexp(x.native, n))
+    return CGFloat(scalbn(x.native, n))
 }
 
 @_transparent
@@ -879,7 +879,7 @@ public func frexp(_ x: CGFloat) -> (CGFloat, Int) {
 
 @_transparent
 public func ilogb(_ x: CGFloat) -> Int {
-    return ilogb(x.native)
+    return x.native.exponent
 }
 
 @_transparent

Foundation/IndexSet.swift

@@ -105,7 +105,7 @@ public struct IndexSet : ReferenceConvertible, Equatable, BidirectionalCollectio
             return IndexingIterator(_elements: self)
         }
 
-        public subscript(index : Index) -> CountableRange<IndexSet.Element> {
+        public subscript(index : Index) -> Range<IndexSet.Element> {
             let indexSetRange = indexSet._range(at: index)
             if let intersectingRange = intersectingRange {
                 return Swift.max(intersectingRange.lowerBound, indexSetRange.lowerBound)..<Swift.min(intersectingRange.upperBound, indexSetRange.upperBound)
@@ -722,8 +722,8 @@ private struct IndexSetBoundaryIterator : IteratorProtocol {
 
     private var i1: IndexSet.RangeView.Iterator
     private var i2: IndexSet.RangeView.Iterator
-    private var i1Range: CountableRange<Element>?
-    private var i2Range: CountableRange<Element>?
+    private var i1Range: Range<Element>?
+    private var i2Range: Range<Element>?
     private var i1UsedLower: Bool
     private var i2UsedLower: Bool
 

Foundation/NSRange.swift

@@ -354,7 +354,7 @@ extension NSRange {
         length = x.count
     }
 
-    internal func toCountableRange() -> CountableRange<Int>? {
+    internal func toCountableRange() -> Range<Int>? {
         if location == NSNotFound { return nil }
         return location..<(location+length)
     }