Fix wrong indexing in global regexp.

test/mjsunit/regress/regress-crbug-142087.js

Index: test/mjsunit/regress/regress-crbug-142087.js
diff --git a/test/mjsunit/pixel-array-rounding.js b/test/mjsunit/regress/regress-crbug-142087.js
old mode 100755
new mode 100644
similarity index 83%
copy from test/mjsunit/pixel-array-rounding.js
copy to test/mjsunit/regress/regress-crbug-142087.js
index 0c307e62e55297faefe3e2ae253e7a344f4ee6c6..6a1dbf7b86ac88b12f6227f54bbf7d8f5f766a78
--- a/test/mjsunit/pixel-array-rounding.js
+++ b/test/mjsunit/regress/regress-crbug-142087.js
@@ -25,20 +25,14 @@
 // (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 string = "What are you looking for?";
 
-var pixels = new Uint8ClampedArray(8);
-
-function f() {
-  for (var i = 0; i < 8; i++) {
-    pixels[i] = (i * 1.1);
-  }
-  return pixels[1] + pixels[6];
+var expected_match = [];
+for (var i = 0; i < string.length; i++) {
+  expected_match.push("");
 }
 
-f();
-f();
-assertEquals(6, pixels[5]);
-%OptimizeFunctionOnNextCall(f);
-f();
-assertEquals(6, pixels[5]);
+string.replace(/(_)|(_|)/g, "");
+assertArrayEquals(expected_match, string.match(/(_)|(_|)/g, ""));
+
+'***************************************'.match(/((\\)|(\*)|(\$))/g, ".");