- Determine whether the simulator is being used in globals.h

runtime/vm/snapshot.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/snapshot.h"
 
 #include "platform/assert.h"
 #include "vm/bootstrap.h"
 #include "vm/class_finalizer.h"
 #include "vm/dart.h"
@@ skipping 578 matching lines @@
     const intptr_t kMessageBufferSize = 256;
     char message_buffer[kMessageBufferSize];
     char* actual_version = OS::StrNDup(version, version_len);
     OS::SNPrint(message_buffer,
                 kMessageBufferSize,
                 "Wrong %s snapshot version, expected '%s' found '%s'",
                 (kind_ == Snapshot::kFull) ? "full" : "script",
                 Version::SnapshotString(),
                 actual_version);
     free(actual_version);
-    const String& msg = String::Handle(String::New(message_buffer));
-    return ApiError::New(msg);
+    // This can also fail while bringing up the VM isolate, so make sure to
+    // allocate the error message in old space.
+    const String& msg = String::Handle(String::New(message_buffer, Heap::kOld));
+    return ApiError::New(msg, Heap::kOld);
   }
   Advance(version_len);
   return ApiError::null();
 }
 
 
 #define ALLOC_NEW_OBJECT_WITH_LEN(type, length)                                \
   ASSERT(kind_ == Snapshot::kFull);                                            \
   ASSERT(isolate()->no_safepoint_scope_depth() != 0);                          \
   Raw##type* obj = reinterpret_cast<Raw##type*>(                               \
@@ skipping 1680 matching lines @@
     NoSafepointScope no_safepoint;
     WriteObject(obj.raw());
     UnmarkAll();
   } else {
     ThrowException(exception_type(), exception_msg());
   }
 }
 
 
 }  // namespace dart