[turbofan] Fix lea matching.

test/mjsunit/regress/regress-lea-matching.js

Index: test/mjsunit/regress/regress-lea-matching.js
diff --git a/test/mjsunit/regress/regress-crbug-387636.js b/test/mjsunit/regress/regress-lea-matching.js
similarity index 54%
copy from test/mjsunit/regress/regress-crbug-387636.js
copy to test/mjsunit/regress/regress-lea-matching.js
index 1e50ace45a293c8561042f1a09c8fcd505b43dc2..988368ad0f3dbf0e99e8d9221b77b4d9739482ee 100644
--- a/test/mjsunit/regress/regress-crbug-387636.js
+++ b/test/mjsunit/regress/regress-lea-matching.js
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax
-
-function f() {
-  [].indexOf(0x40000000);
+function f(a, b, c) {
+  a = a|0;
+  b = b|0;
+  c = c|0;
+  var r = 0;
+  r = a + ((b << 1) + c) | 0;
+  return r|0;
 }
 
-f();
-f();
-%OptimizeFunctionOnNextCall(f);
-f();
+assertEquals(8, f(1, 2, 3));