If a rethrow is encountered in the catch block, then its handler must be marked that it needs stack…

runtime/vm/parser.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/parser.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/bigint_operations.h"
 #include "vm/bootstrap.h"
 #include "vm/class_finalizer.h"
@@ skipping 6669 matching lines @@
       handler_types.SetLength(0);
       handler_types.Add(*exception_param.type);
     }
     SequenceNode* catch_clause = CloseBlock();
 
     // Add this individual catch handler to the catch handlers list.
     current_block_->statements->Add(catch_clause);
   }
   catch_handler_list = CloseBlock();
   TryBlocks* inner_try_block = PopTryBlock();
-  intptr_t try_index = inner_try_block->try_index();
+  const intptr_t try_index = inner_try_block->try_index();
   TryBlocks* outer_try_block = try_blocks_list_;
-  intptr_t outer_try_index = (outer_try_block != NULL)
+  const intptr_t outer_try_index = (outer_try_block != NULL)
       ? outer_try_block->try_index()
       : CatchClauseNode::kInvalidTryIndex;
 
   // Finally parse the 'finally' block.
   SequenceNode* finally_block = NULL;
   if (CurrentToken() == Token::kFINALLY) {
     current_function().set_has_finally(true);
     ConsumeToken();  // Consume the 'finally'.
     const intptr_t finally_pos = TokenPos();
     // Add the finally block to the exit points recorded so far.
@@ skipping 3789 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart