Migrated several tests from blink to V8 repository.

test/webkit/dfg-intrinsic-side-effect-assignment-osr-exit.js

Index: test/webkit/dfg-intrinsic-side-effect-assignment-osr-exit.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/dfg-intrinsic-side-effect-assignment-osr-exit.js
similarity index 74%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/dfg-intrinsic-side-effect-assignment-osr-exit.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..4a3273815926975c0ab2b6ef2f53ffcdc96f1422 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/dfg-intrinsic-side-effect-assignment-osr-exit.js
@@ -22,10 +22,28 @@
 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 description(
-"Tests the behavior of Array.prototype.concat while the array is having a bad time due to one of the elements we are concatenating."
+"Tests what happens if we OSR exit on an assignment that was part of a side-effecting intrinsic."
 );
 
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+function foo(array) {
+    var x = array.pop();
+    if (x)
+        return x;
+}
 
+for (var i = 0; i < 500; ++i) {
+    var array = [];
+    if (i == 50)
+        array.x = 42;
+    array.push("blah");
+    var expected;
+    if (i >= 450) {
+        array.push(2);
+        expected = "2";
+    } else {
+        array.push("bleh");
+        expected = "\"bleh\"";
+    }
+    shouldBe("foo(array)", expected);
+}