Bump number of allowed variables per scope to 65535, to address GWT.

R=jkummerow@chromium.org
BUG=151625

Review URL: https://codereview.chromium.org/10965063

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12600 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/messages.js

@@ -229,7 +229,7 @@ function FormatMessage(message) {
       "strict_catch_variable",        ["Catch variable may not be eval or arguments in strict mode"],
       "too_many_arguments",           ["Too many arguments in function call (only 32766 allowed)"],
       "too_many_parameters",          ["Too many parameters in function definition (only 32766 allowed)"],
-      "too_many_variables",           ["Too many variables declared (only 32767 allowed)"],
+      "too_many_variables",           ["Too many variables declared (only 65535 allowed)"],
       "strict_param_name",            ["Parameter name eval or arguments is not allowed in strict mode"],
       "strict_param_dupe",            ["Strict mode function may not have duplicate parameter names"],
       "strict_var_name",              ["Variable name may not be eval or arguments in strict mode"],

src/parser.h

@@ -454,7 +454,7 @@ class Parser {
   // construct a hashable id, so if more than 2^17 are allowed, this
   // should be checked.
   static const int kMaxNumFunctionParameters = 32766;
-  static const int kMaxNumFunctionLocals = 32767;
+  static const int kMaxNumFunctionLocals = 65535;
 
   enum Mode {
     PARSE_LAZILY,

test/mjsunit/limit-locals.js

@@ -25,7 +25,7 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Test that there is a limit of 32767 locals.
+// Test that there is a limit of 65535 locals.
 
 function function_with_n_locals(n) {
   test_prefix = "prefix ";
@@ -41,6 +41,7 @@ function function_with_n_locals(n) {
 assertEquals("prefix 0 suffix", function_with_n_locals(0));
 assertEquals("prefix 16000 suffix", function_with_n_locals(16000));
 assertEquals("prefix 32767 suffix", function_with_n_locals(32767));
+assertEquals("prefix 65535 suffix", function_with_n_locals(65535));
 
-assertThrows("function_with_n_locals(32768)");
+assertThrows("function_with_n_locals(65536)");
 assertThrows("function_with_n_locals(100000)");