Made a union in KeyPathExpr anonymous

Author: Toma91

include/swift/AST/Expr.h

@@ -4850,7 +4850,7 @@ class KeyPathExpr : public Expr {
     union {
       unsigned SubscriptSize;
       unsigned TupleIndex;
-    } technicated;
+    };
 
     Kind KindValue;
     Type ComponentType;
@@ -5050,7 +5050,7 @@ class KeyPathExpr : public Expr {
       switch (getKind()) {
       case Kind::Subscript:
       case Kind::UnresolvedSubscript:
-        return {SubscriptLabelsData, (size_t)technicated.SubscriptSize};
+        return {SubscriptLabelsData, (size_t)SubscriptSize};
 
       case Kind::Invalid:
       case Kind::OptionalChain:
@@ -5071,7 +5071,7 @@ class KeyPathExpr : public Expr {
       case Kind::Subscript:
         if (!SubscriptHashableConformancesData)
           return {};
-        return {SubscriptHashableConformancesData, (size_t)technicated.SubscriptSize};
+        return {SubscriptHashableConformancesData, (size_t)SubscriptSize};
 
       case Kind::UnresolvedSubscript:
       case Kind::Invalid:
@@ -5131,7 +5131,7 @@ class KeyPathExpr : public Expr {
     unsigned getTupleIndex() const {
       switch (getKind()) {
         case Kind::TupleElement:
-          return technicated.TupleIndex;
+          return TupleIndex;
 
         case Kind::Invalid:
         case Kind::UnresolvedProperty:

lib/AST/Expr.cpp

@@ -2200,9 +2200,9 @@ KeyPathExpr::Component::Component(ASTContext *ctxForCopyingLabels,
     ? nullptr : indexHashables.data();
 
   if (subscriptLabels.empty()) {
-    technicated.TupleIndex = fieldNumber;
+    TupleIndex = fieldNumber;
   } else {
-    technicated.SubscriptSize = subscriptLabels.size();
+    SubscriptSize = subscriptLabels.size();
   }
 }
 
@@ -2220,7 +2220,7 @@ void KeyPathExpr::Component::setSubscriptIndexHashableConformances(
     ArrayRef<ProtocolConformanceRef> hashables) {
   switch (getKind()) {
   case Kind::Subscript:
-    assert(hashables.size() == technicated.SubscriptSize);
+    assert(hashables.size() == SubscriptSize);
     SubscriptHashableConformancesData = getComponentType()->getASTContext()
       .AllocateCopy(hashables)
       .data();