!!! [DNM] Disable parser roundripping until init accessor swift-syntax changes land

Author: xedin

lib/Parse/ParseDecl.cpp

@@ -207,10 +207,10 @@ extern "C" void swift_ASTGen_buildTopLevelASTNodes(void *sourceFile,
 ///     decl-sil-stage [[only in SIL mode]
 /// \endverbatim
 void Parser::parseTopLevelItems(SmallVectorImpl<ASTNode> &items) {
-#if SWIFT_SWIFT_PARSER
-  Optional<DiagnosticTransaction> existingParsingTransaction;
-  parseSourceFileViaASTGen(items, existingParsingTransaction);
-#endif
+//#if SWIFT_SWIFT_PARSER
+//  Optional<DiagnosticTransaction> existingParsingTransaction;
+//  parseSourceFileViaASTGen(items, existingParsingTransaction);
+//#endif
 
   // Prime the lexer.
   if (Tok.is(tok::NUM_TOKENS))
@@ -259,8 +259,8 @@ void Parser::parseTopLevelItems(SmallVectorImpl<ASTNode> &items) {
   }
 
 #if SWIFT_SWIFT_PARSER
-  if (existingParsingTransaction)
-    existingParsingTransaction->abort();
+//  if (existingParsingTransaction)
+//    existingParsingTransaction->abort();
 
   using ParsingFlags = SourceFile::ParsingFlags;
   const auto parsingOpts = SF.getParsingOptions();
@@ -285,12 +285,13 @@ void Parser::parseTopLevelItems(SmallVectorImpl<ASTNode> &items) {
     diagnose(loc, diag::parser_round_trip_error);
     return;
   }
+  /*
   if (parsingOpts.contains(ParsingFlags::ValidateNewParserDiagnostics) &&
       !Context.Diags.hadAnyError()) {
     auto hadSyntaxError = swift_ASTGen_emitParserDiagnostics(
         &Context.Diags, exportedSourceFile,
-        /*emitOnlyErrors=*/true,
-        /*downgradePlaceholderErrorsToWarnings=*/
+        /emitOnlyErrors=/true,
+        /downgradePlaceholderErrorsToWarnings=/
         Context.LangOpts.Playground ||
             Context.LangOpts.WarnOnEditorPlaceholder);
     if (hadSyntaxError) {
@@ -305,6 +306,7 @@ void Parser::parseTopLevelItems(SmallVectorImpl<ASTNode> &items) {
       diagnose(loc, diag::parser_new_parser_errors);
     }
   }
+  */
 #endif
 }
 
@@ -7508,8 +7510,8 @@ void Parser::parseTopLevelAccessors(
 }
 
 void Parser::parseExpandedAttributeList(SmallVectorImpl<ASTNode> &items) {
-  Optional<DiagnosticTransaction> transaction;
-  parseSourceFileViaASTGen(items, transaction, /*suppressDiagnostics*/true);
+//  Optional<DiagnosticTransaction> transaction;
+//  parseSourceFileViaASTGen(items, transaction, /*suppressDiagnostics*/true);
 
   if (Tok.is(tok::NUM_TOKENS))
     consumeTokenWithoutFeedingReceiver();
@@ -7535,8 +7537,8 @@ void Parser::parseExpandedAttributeList(SmallVectorImpl<ASTNode> &items) {
 }
 
 void Parser::parseExpandedMemberList(SmallVectorImpl<ASTNode> &items) {
-  Optional<DiagnosticTransaction> transaction;
-  parseSourceFileViaASTGen(items, transaction, /*suppressDiagnostics*/true);
+//  Optional<DiagnosticTransaction> transaction;
+//  parseSourceFileViaASTGen(items, transaction, /*suppressDiagnostics*/true);
 
   if (Tok.is(tok::NUM_TOKENS))
     consumeTokenWithoutFeedingReceiver();