A64: Synchronize with r16024.

test/mjsunit/compiler/dead-string-add.js

Index: test/mjsunit/compiler/dead-string-add.js
diff --git a/test/mjsunit/omit-constant-mapcheck.js b/test/mjsunit/compiler/dead-string-add.js
similarity index 65%
copy from test/mjsunit/omit-constant-mapcheck.js
copy to test/mjsunit/compiler/dead-string-add.js
index ae6308f215e40ae22b9e9328c5f4e4ec3d0f3843..04155efab685903dd1520873d08f9a78484491bb 100644
--- a/test/mjsunit/omit-constant-mapcheck.js
+++ b/test/mjsunit/compiler/dead-string-add.js
@@ -25,46 +25,41 @@
 // (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
-
-var g1 = { a:1 }
-
-function load() {
-  return g1.a;
+function dead1(a, b) {
+    var x = "a" + "b";
+    return a; // x, "a", and "b" are dead code
 }
 
-assertEquals(1, load());
-assertEquals(1, load());
-%OptimizeFunctionOnNextCall(load);
-assertEquals(1, load());
-delete g1.a;
-assertEquals(undefined, load());
-
-var g2 = { a:2 }
+function dead2(a, b) {
+    var x = a + "0";
+    var y = b + "0";
+    return a; // x and y are both dead
+}
 
-function load2() {
-  return g2.a;
+function dead3(a, b) {
+    a = a ? "1" : "0";
+    b = b ? "1" : "0";
+    var x = a + "0";
+    var y = b + "0";
+    return a; // x and y are both dead
 }
 
-assertEquals(2, load2());
-assertEquals(2, load2());
-%OptimizeFunctionOnNextCall(load2);
-assertEquals(2, load2());
-g2.b = 10;
-g2.a = 5;
-assertEquals(5, load2());
+assertEquals(33, dead1(33, 32));
+assertEquals(33, dead2(33, 32));
+assertEquals("1", dead3(33, 32));
 
-var g3 = { a:2, b:9, c:1 }
+assertEquals(31, dead1(31, 30));
+assertEquals(31, dead2(31, 30));
+assertEquals("1", dead3(31, 32));
 
-function store(v) {
-  g3.a = v;
-  return g3.a;
-}
+assertEquals(0, dead1(0, 30));
+assertEquals(0, dead2(0, 30));
+assertEquals("0", dead3(0, 32));
+
+assertEquals(true, dead1(true, 0));
+assertEquals(true, dead2(true, 0));
+assertEquals("1", dead3(true, 0));
 
-assertEquals(5, store(5));
-assertEquals(8, store(8));
-%OptimizeFunctionOnNextCall(store);
-assertEquals(10, store(10));
-delete g3.c;
-store(7);
-assertEquals({a:7, b:9}, g3);
+assertEquals("true", dead1("true", 0));
+assertEquals("true", dead2("true", 0));
+assertEquals("1", dead3("true", 0));