Stack overflow checkers are now compatible with ASAN's detect_stack_use_after_return mode.

src/base/macros.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_BASE_MACROS_H_
 #define V8_BASE_MACROS_H_
 
 #include "include/v8stdint.h"
 #include "src/base/build_config.h"
 #include "src/base/logging.h"
@@ skipping 228 matching lines @@
   return x + 1;
 }
 
 
 inline uint32_t RoundDownToPowerOf2(uint32_t x) {
   uint32_t rounded_up = RoundUpToPowerOf2(x);
   if (rounded_up > x) return rounded_up >> 1;
   return rounded_up;
 }
 
+
+// Returns current value of top of the stack. Works correctly with ASAN.
+DISABLE_ASAN
+inline uintptr_t GetCurrentStackPosition() {
+  // Takes the address of the limit variable in order to find out where
+  // the top of stack is right now.
+  uintptr_t limit = reinterpret_cast<uintptr_t>(&limit);
+  return limit;
+}
+
 #endif   // V8_BASE_MACROS_H_