when setting up implicit memberwise ctors and accessors on subscripts, make sure to install

exposed keyword arguments into the TuplePatterns labels.

Switch tuple conversion to use tuplepattern labels instead of parameter labels.


Swift SVN r26861

lib/Parse/ParseDecl.cpp

@@ -2427,7 +2427,8 @@ static FuncDecl *createAccessorFunc(SourceLoc DeclLoc,
         auto *TP = cast<TuplePattern>(Indices);
         for (const auto &elt : TP->getFields()) {
           ValueArgElements.push_back(
-            TuplePatternElt(clonePattern(elt.getPattern())));
+            TuplePatternElt(elt.getLabel(), elt.getLabelLoc(),
+                            clonePattern(elt.getPattern())));
         }
         isVararg = TP->hasVararg();
       }