Do not generate a compile-time error if there is more than one catch-all clause

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 6695 matching lines @@
         ConsumeToken();
         // TODO(hausner): Make implicit type be StackTrace, not dynamic.
         stack_trace_param.type =
             &AbstractType::ZoneHandle(Type::DynamicType());
         stack_trace_param.token_pos = TokenPos();
         stack_trace_param.var = ExpectIdentifier("identifier expected");
       }
       ExpectToken(Token::kRPAREN);
     }
 
-    // If a generic "catch all" statement has already been seen then all
-    // subsequent catch statements are dead. We issue an error for now,
-    // it might make sense to turn this into a warning.
-    if (generic_catch_seen) {
-      ErrorMsg("a generic 'catch all' statement already exists for this "
-               "try block. All subsequent catch statements are dead code");
-    }
     OpenBlock();
     AddCatchParamsToScope(exception_param,
                           stack_trace_param,
                           current_block_->scope);
 
     // Parse the individual catch handler code and add an unconditional
     // JUMP to the end of the try block.
     ExpectToken(Token::kLBRACE);
     OpenBlock();
 
@@ skipping 3842 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart