Merge pull request #15727 from gottesmm/pr-831478431be028ca4ab958e256ba97257613b82b

Author: swift-ci

lib/SILOptimizer/Transforms/FunctionSignatureOpts.cpp

@@ -90,6 +90,8 @@ static SILInstruction *findOnlyApply(SILFunction *F) {
 //                        Function Signature Transform
 //===----------------------------------------------------------------------===//
 
+namespace {
+
 struct FunctionSignatureTransformDescriptor {
   /// The original function that we are analyzing/transforming.
   SILFunction *OriginalFunction;
@@ -114,6 +116,10 @@ struct FunctionSignatureTransformDescriptor {
   MutableArrayRef<ResultDescriptor> ResultDescList;
 };
 
+} // end anonymous namespace
+
+namespace {
+
 class FunctionSignatureTransform {
   /// A struct that contains all data that we use during our
   /// transformation. This is an initial step towards splitting this struct into
@@ -341,6 +347,8 @@ class FunctionSignatureTransform {
   }
 };
 
+} // end anonymous namespace
+
 std::string FunctionSignatureTransform::createOptimizedSILFunctionName() {
   SILFunction *F = TransformDescriptor.OriginalFunction;
   auto ArgumentDescList = TransformDescriptor.ArgumentDescList;