From Regis: Remove regexp pattern from function name to avoid crash in debug mode. Fix service obj…

runtime/vm/regexp.cc

 // Copyright (c) 2014, 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/regexp.h"
 
 #include "vm/dart_entry.h"
 #include "vm/regexp_assembler.h"
 #include "vm/regexp_assembler_bytecode.h"
 #include "vm/regexp_assembler_ir.h"
@@ skipping 5233 matching lines @@
 }
 
 
 static void CreateSpecializedFunction(Thread* thread, Zone* zone,
                                       const RegExp& regexp,
                                       intptr_t specialization_cid,
                                       const Object& owner) {
   const intptr_t kParamCount = RegExpMacroAssembler::kParamCount;
 
   Function& fn = Function::Handle(zone, Function::New(
-      // Append the regexp pattern to the function name.
-      String::Handle(zone, Symbols::New(thread,
-          String::Handle(zone, String::Concat(
-              String::Handle(zone, String::Concat(
-                  Symbols::ColonMatcher(),
-                  Symbols::ColonSpace(), Heap::kOld)),
-              String::Handle(regexp.pattern()), Heap::kOld)))),
+      Symbols::ColonMatcher(),
       RawFunction::kIrregexpFunction,
       true,  // Static.
       false,  // Not const.
       false,  // Not abstract.
       false,  // Not external.
       false,  // Not native.
       owner,
       TokenPosition::kMinSource));
 
   // TODO(zerny): Share these arrays between all irregexp functions.
@@ skipping 58 matching lines @@
                               regexp, kExternalOneByteStringCid, owner);
     CreateSpecializedFunction(thread, zone,
                               regexp, kExternalTwoByteStringCid, owner);
   }
 
   return regexp.raw();
 }
 
 
 }  // namespace dart