Do not materialize context-allocated values for debug-evaluate.

test/mjsunit/debug-evaluate-closure.js

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 10 matching lines @@
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 // Flags: --expose-debug-as debug --allow-natives-syntax
 
 Debug = debug.Debug;
+var listened = false;
 
 function listener(event, exec_state, event_data, data) {
   if (event != Debug.DebugEvent.Break) return;
   try {
-    assertEquals("foo", exec_state.frame(0).evaluate("bar").value());
+    assertEquals("goo", exec_state.frame(0).evaluate("goo").value());
+    exec_state.frame(0).evaluate("goo = 'goo foo'");
+    assertEquals("bar return", exec_state.frame(0).evaluate("bar()").value());
+    assertEquals("inner bar", exec_state.frame(0).evaluate("inner").value());
+    assertEquals("outer bar", exec_state.frame(0).evaluate("outer").value());
+    assertEquals("baz inner", exec_state.frame(0).evaluate("baz").value());
+    assertEquals("baz outer", exec_state.frame(1).evaluate("baz").value());
+    exec_state.frame(0).evaluate("w = 'w foo'");
+    exec_state.frame(0).evaluate("inner = 'inner foo'");
+    exec_state.frame(0).evaluate("outer = 'outer foo'");
+    exec_state.frame(0).evaluate("baz = 'baz inner foo'");
+    exec_state.frame(1).evaluate("baz = 'baz outer foo'");
+    listened = true;
   } catch (e) {
-    exception = e;
-  };
-  listened++;
-};
-
-var exception = null;
-var listened = 0;
-
-var f = function() {
-  var bar = "foo";
-  var baz = bar;  // Break point should be here.
-  return bar;
+    print(e);
+    print(e.stack);
+  }
 }
 
-var g = function() {
-  var bar = "foo";
-  var baz = bar;  // Break point should be here.
-  return bar;
+Debug.setListener(listener);
+
+var outer = "outer";
+var baz = "baz outer";
+
+function foo() {
+  var inner = "inner";
+  var baz = "baz inner";
+  var goo = "goo";
+  var withw = { w: "w" };
+  var withv = { v: "v" };
+
+  with (withv) {
+    var bar = function bar() {
+      assertEquals("goo foo", goo);
+      inner = "inner bar";
+      outer = "outer bar";
+      v = "v bar";
+      return "bar return";
+    };
+  }
+
+  with (withw) {
+    debugger;
+  }
+
+  assertEquals("inner foo", inner);
+  assertEquals("baz inner foo", baz);
+  assertEquals("w foo", withw.w);
+  assertEquals("v bar", withv.v);
 }
 
-f();
-f();
-g();
-g();
-
-// Mark with builtin.
-%OptimizeFunctionOnNextCall(f);
-if (%IsParallelRecompilationSupported()) {
-  %OptimizeFunctionOnNextCall(g, "parallel");
-}
-
-// Activate debugger.
-Debug.setListener(listener);
-
- // Set break point.
-Debug.setBreakPoint(f, 2, 0);
-Debug.setBreakPoint(g, 2, 0);
-
-// Trigger break point.
-f();
-g();
-
-// Assert that break point is set at expected location.
-assertTrue(Debug.showBreakPoints(f).indexOf("[B0]var baz = bar;") > 0);
-assertTrue(Debug.showBreakPoints(g).indexOf("[B0]var baz = bar;") > 0);
-
-assertEquals(2, listened);
-assertNull(exception);
+foo();
+assertEquals("outer foo", outer);
+assertEquals("baz outer foo", baz);
+assertTrue(listened);
+Debug.setListener(null);