To satisfy ASAN, use stub instead of & operator to get C++ stack pointer.

runtime/vm/isolate.h

 // Copyright (c) 2013, 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.
 
 #ifndef VM_ISOLATE_H_
 #define VM_ISOLATE_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/base_isolate.h"
@@ skipping 105 matching lines @@
  public:
   ~Isolate();
 
   static inline Isolate* Current() {
     return reinterpret_cast<Isolate*>(OSThread::GetThreadLocal(isolate_key));
   }
 
   static void SetCurrent(Isolate* isolate);
 
   static void InitOnce();
-  static Isolate* Init(const char* name_prefix);
+  static Isolate* Init(const char* name_prefix, bool is_vm_isolate = false);
   void Shutdown();
 
   Isolate* ShallowCopy();
 
   // Register a newly introduced class.
   void RegisterClass(const Class& cls);
   void RegisterClassAt(intptr_t index, const Class& cls);
   void ValidateClassTable();
 
   // Visit all object pointers.
@@ skipping 104 matching lines @@
     environment_callback_ = value;
   }
 
   Dart_LibraryTagHandler library_tag_handler() const {
     return library_tag_handler_;
   }
   void set_library_tag_handler(Dart_LibraryTagHandler value) {
     library_tag_handler_ = value;
   }
 
+  void InitializeStackLimit();
   void SetStackLimit(uword value);
   void SetStackLimitFromStackBase(uword stack_base);
   void ClearStackLimit();
 
+  // Returns the current C++ stack pointer. Equivalent taking the address of a
+  // stack allocated local, but plays well with AddressSanitizer.
+  static uword GetCurrentStackPointer();
+
   uword stack_limit_address() const {
     return reinterpret_cast<uword>(&stack_limit_);
   }
 
   // The current stack limit.  This may be overwritten with a special
   // value to trigger interrupts.
   uword stack_limit() const { return stack_limit_; }
   static intptr_t stack_limit_offset() {
     return OFFSET_OF(Isolate, stack_limit_);
   }
@@ skipping 522 matching lines @@
  public:
   explicit StartIsolateScope(Isolate* new_isolate)
       : new_isolate_(new_isolate), saved_isolate_(Isolate::Current()) {
     if (new_isolate_ == NULL) {
       // Do nothing.
       return;
     }
     if (saved_isolate_ != new_isolate_) {
       ASSERT(Isolate::Current() == NULL);
       Isolate::SetCurrent(new_isolate_);
-      new_isolate_->SetStackLimitFromStackBase(reinterpret_cast<uword>(this));
+      new_isolate_->SetStackLimitFromStackBase(
+          Isolate::GetCurrentStackPointer());
     }
   }
 
   ~StartIsolateScope() {
     if (new_isolate_ == NULL) {
       // Do nothing.
       return;
     }
     if (saved_isolate_ != new_isolate_) {
       new_isolate_->ClearStackLimit();
@@ skipping 87 matching lines @@
   uint8_t* serialized_args_;
   intptr_t serialized_args_len_;
   uint8_t* serialized_message_;
   intptr_t serialized_message_len_;
   bool paused_;
 };
 
 }  // namespace dart
 
 #endif  // VM_ISOLATE_H_