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      1 // Copyright 2016 the V8 project authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Flags: --allow-natives-syntax
      6 
      7 // Test that PC in optimized frame would correctly translate into
      8 // unoptimized frame when collecting stack trace.
      9 
     10 function f() {
     11   return new Error().stack;
     12 }
     13 
     14 function g(x) {
     15   return f();
     16 }
     17 
     18 g();
     19 g();
     20 %OptimizeFunctionOnNextCall(g);
     21 print(g());
     22 assertTrue(/g \(.*?\.js:15:10\)/.test(g()));
     23