fixes for benchmarks

src/preamble.js

@@ -286,12 +286,11 @@ function __initializeRuntime__() {
   Module['FHEAP'] = FHEAP;
 
   STACK_ROOT = STACKTOP = alignMemoryPage(10);
+  var totalStack = 1024*1024; // XXX: Changing this value can lead to bad perf on v8!
   try {
-    var x = TOTAL_STACK;
-  } catch(e) {
-    TOTAL_STACK = 1024*1024; // Reserved room for stack XXX: Changing this value can lead to bad perf on v8!
-  }
-  STACK_MAX = STACK_ROOT + TOTAL_STACK;
+    totalStack = TOTAL_STACK;
+  } catch(e){}
+  STACK_MAX = STACK_ROOT + totalStack;
 
   STATICTOP = alignMemoryPage(STACK_MAX);
 }

src/utility.js

@@ -216,10 +216,10 @@ function flatten(x) {
 // Sets
 
 function set() {
-  if (typeof arguments[0] === 'object') arguments = arguments[0];
+  var args = typeof arguments[0] === 'object' ? arguments[0] : arguments;
   var ret = {};
-  for (var i = 0; i < arguments.length; i++) {
-    ret[arguments[i]] = 0;
+  for (var i = 0; i < args.length; i++) {
+    ret[args[i]] = 0;
   }
   return ret;
 }

tests/runner.py

@@ -1877,10 +1877,12 @@ else:
   JS_ENGINE = SPIDERMONKEY_ENGINE
   #JS_ENGINE = V8_ENGINE
 
+  global COMPILER_TEST_OPTS; COMPILER_TEST_OPTS = []
+
   QUANTUM_SIZE = 4
   RELOOP = OPTIMIZE = 1
   USE_TYPED_ARRAYS = 0
-  GUARD_MEMORY = SAFE_HEAP = CHECK_OVERFLOWS = CORRECT_OVERFLOWS = 0
+  GUARD_MEMORY = SAFE_HEAP = CHECK_OVERFLOWS = CORRECT_OVERFLOWS = CHECK_SIGNS = 0
   CORRECT_SIGNS = 0
   CORRECT_OVERFLOWS_LINES = CORRECT_SIGNS_LINES = []
   LLVM_OPTS = 1