Upgrade V8 to version 4.9.385.28
https://chromium.googlesource.com/v8/v8/+/4.9.385.28
FPIIM-449
Change-Id: I4b2e74289d4bf3667f2f3dc8aa2e541f63e26eb4
diff --git a/test/mjsunit/harmony/block-scoping-sloppy.js b/test/mjsunit/harmony/block-scoping-sloppy.js
new file mode 100644
index 0000000..36a07f1
--- /dev/null
+++ b/test/mjsunit/harmony/block-scoping-sloppy.js
@@ -0,0 +1,309 @@
+// Copyright 2011 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
+// with the distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// 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: --allow-natives-syntax --harmony-sloppy --no-legacy-const --harmony-sloppy-let --harmony-sloppy-function
+// Test functionality of block scopes.
+
+// Hoisting of var declarations.
+function f1() {
+ {
+ var x = 1;
+ var y;
+ }
+ assertEquals(1, x)
+ assertEquals(undefined, y)
+}
+for (var j = 0; j < 5; ++j) f1();
+%OptimizeFunctionOnNextCall(f1);
+f1();
+assertTrue(%GetOptimizationStatus(f1) != 2);
+
+// Dynamic lookup in and through block contexts.
+function f2(one) {
+ var x = one + 1;
+ let y = one + 2;
+ const u = one + 4;
+ class a { static foo() { return one + 6; } }
+ {
+ let z = one + 3;
+ const v = one + 5;
+ class b { static foo() { return one + 7; } }
+ assertEquals(1, eval('one'));
+ assertEquals(2, eval('x'));
+ assertEquals(3, eval('y'));
+ assertEquals(4, eval('z'));
+ assertEquals(5, eval('u'));
+ assertEquals(6, eval('v'));
+ assertEquals(7, eval('a.foo()'));
+ assertEquals(8, eval('b.foo()'));
+ }
+}
+
+f2(1);
+
+// Lookup in and through block contexts.
+function f3(one) {
+ var x = one + 1;
+ let y = one + 2;
+ const u = one + 4;
+ class a { static foo() { return one + 6; } }
+ {
+ let z = one + 3;
+ const v = one + 5;
+ class b { static foo() { return one + 7; } }
+ assertEquals(1, one);
+ assertEquals(2, x);
+ assertEquals(3, y);
+ assertEquals(4, z);
+ assertEquals(5, u);
+ assertEquals(6, v);
+ assertEquals(7, a.foo());
+ assertEquals(8, b.foo());
+ }
+}
+for (var j = 0; j < 5; ++j) f3(1);
+%OptimizeFunctionOnNextCall(f3);
+f3(1);
+
+
+
+// Dynamic lookup from closure.
+function f4(one) {
+ var x = one + 1;
+ let y = one + 2;
+ const u = one + 4;
+ class a { static foo() { return one + 6; } }
+ {
+ let z = one + 3;
+ const v = one + 5;
+ class b { static foo() { return one + 7; } }
+ function f() {
+ assertEquals(1, eval('one'));
+ assertEquals(2, eval('x'));
+ assertEquals(3, eval('y'));
+ assertEquals(4, eval('z'));
+ assertEquals(5, eval('u'));
+ assertEquals(6, eval('v'));
+ assertEquals(7, eval('a.foo()'));
+ assertEquals(8, eval('b.foo()'));
+ }
+ f();
+ }
+}
+f4(1);
+
+
+// Lookup from closure.
+function f5(one) {
+ var x = one + 1;
+ let y = one + 2;
+ const u = one + 4;
+ class a { static foo() { return one + 6; } }
+ {
+ let z = one + 3;
+ const v = one + 5;
+ class b { static foo() { return one + 7; } }
+ function f() {
+ assertEquals(1, one);
+ assertEquals(2, x);
+ assertEquals(3, y);
+ assertEquals(4, z);
+ assertEquals(5, u);
+ assertEquals(6, v);
+ assertEquals(7, a.foo());
+ assertEquals(8, b.foo());
+ }
+ f();
+ }
+}
+f5(1);
+
+
+// Return from block.
+function f6() {
+ let x = 1;
+ const u = 3;
+ {
+ let y = 2;
+ const v = 4;
+ return x + y;
+ }
+}
+assertEquals(3, f6(6));
+
+
+// Variable shadowing and lookup.
+function f7(a) {
+ let b = 1;
+ var c = 1;
+ var d = 1;
+ const e = 1;
+ class f { static foo() { return 1; } }
+ { // let variables shadowing argument, let, const, class and var variables
+ let a = 2;
+ let b = 2;
+ let c = 2;
+ let e = 2;
+ let f = 2;
+ assertEquals(2,a);
+ assertEquals(2,b);
+ assertEquals(2,c);
+ assertEquals(2,e);
+ assertEquals(2,f);
+ }
+ { // const variables shadowing argument, let, const and var variables
+ const a = 2;
+ const b = 2;
+ const c = 2;
+ const e = 2;
+ const f = 2;
+ assertEquals(2,a);
+ assertEquals(2,b);
+ assertEquals(2,c);
+ assertEquals(2,e);
+ assertEquals(2,f);
+ }
+ { // class variables shadowing argument, let, const and var variables
+ class a { static foo() { return 2; } }
+ class b { static foo() { return 2; } }
+ class c { static foo() { return 2; } }
+ class d { static foo() { return 2; } }
+ class e { static foo() { return 2; } }
+ class f { static foo() { return 2; } }
+ assertEquals(2,a.foo());
+ assertEquals(2,b.foo());
+ assertEquals(2,c.foo());
+ assertEquals(2,e.foo());
+ assertEquals(2,f.foo());
+ }
+ try {
+ throw 'stuff1';
+ } catch (a) {
+ assertEquals('stuff1',a);
+ // catch variable shadowing argument
+ a = 2;
+ assertEquals(2,a);
+ {
+ // let variable shadowing catch variable
+ let a = 3;
+ assertEquals(3,a);
+ try {
+ throw 'stuff2';
+ } catch (a) {
+ assertEquals('stuff2',a);
+ // catch variable shadowing let variable
+ a = 4;
+ assertEquals(4,a);
+ }
+ assertEquals(3,a);
+ }
+ assertEquals(2,a);
+ }
+ try {
+ throw 'stuff3';
+ } catch (c) {
+ // catch variable shadowing var variable
+ assertEquals('stuff3',c);
+ {
+ // const variable shadowing catch variable
+ const c = 3;
+ assertEquals(3,c);
+ }
+ assertEquals('stuff3',c);
+ try {
+ throw 'stuff4';
+ } catch(c) {
+ assertEquals('stuff4',c);
+ // catch variable shadowing catch variable
+ c = 3;
+ assertEquals(3,c);
+ }
+ (function(c) {
+ // argument shadowing catch variable
+ c = 3;
+ assertEquals(3,c);
+ })();
+ assertEquals('stuff3', c);
+ (function() {
+ // var variable shadowing catch variable
+ var c = 3;
+ })();
+ assertEquals('stuff3', c);
+ c = 2;
+ }
+ assertEquals(1,c);
+ (function(a,b,c,e,f) {
+ // arguments shadowing argument, let, const, class and var variable
+ a = 2;
+ b = 2;
+ c = 2;
+ e = 2;
+ f = 2;
+ assertEquals(2,a);
+ assertEquals(2,b);
+ assertEquals(2,c);
+ assertEquals(2,e);
+ assertEquals(2,f);
+ // var variable shadowing var variable
+ var d = 2;
+ })(1,1);
+ assertEquals(1,a);
+ assertEquals(1,b);
+ assertEquals(1,c);
+ assertEquals(1,d);
+ assertEquals(1,e);
+ assertEquals(1,f.foo());
+}
+f7(1);
+
+
+// Ensure let and const variables are block local
+// and var variables function local.
+function f8() {
+ var let_accessors = [];
+ var var_accessors = [];
+ var const_accessors = [];
+ var class_accessors = [];
+ for (var i = 0; i < 10; i++) {
+ let x = i;
+ var y = i;
+ const z = i;
+ class a { static foo() { return x; } }
+ let_accessors[i] = function() { return x; }
+ var_accessors[i] = function() { return y; }
+ const_accessors[i] = function() { return z; }
+ class_accessors[i] = function() { return a; }
+ }
+ for (var j = 0; j < 10; j++) {
+ y = j + 10;
+ assertEquals(j, let_accessors[j]());
+ assertEquals(y, var_accessors[j]());
+ assertEquals(j, const_accessors[j]());
+ assertEquals(j, class_accessors[j]().foo());
+ }
+}
+f8();