Empty hash literal output

lib/handlebars/compiler/compiler.js

@@ -129,7 +129,7 @@ Handlebars.JavaScriptCompiler = function() {};
         // evaluate it by executing `blockHelperMissing`
         this.opcode('pushProgram', program);
         this.opcode('pushProgram', inverse);
-        this.opcode('pushHash');
+        this.opcode('emptyHash');
         this.opcode('blockValue');
       } else {
         this.ambiguousMustache(mustache, program, inverse);
@@ -138,7 +138,7 @@ Handlebars.JavaScriptCompiler = function() {};
         // evaluate it by executing `blockHelperMissing`
         this.opcode('pushProgram', program);
         this.opcode('pushProgram', inverse);
-        this.opcode('pushHash');
+        this.opcode('emptyHash');
         this.opcode('ambiguousBlockValue');
       }
 
@@ -343,7 +343,7 @@ Handlebars.JavaScriptCompiler = function() {};
       if(mustache.hash) {
         this.hash(mustache.hash);
       } else {
-        this.opcode('pushHash');
+        this.opcode('emptyHash');
       }
 
       return params;
@@ -360,7 +360,7 @@ Handlebars.JavaScriptCompiler = function() {};
       if(mustache.hash) {
         this.hash(mustache.hash);
       } else {
-        this.opcode('pushHash');
+        this.opcode('emptyHash');
       }
 
       return params;
@@ -694,6 +694,13 @@ Handlebars.JavaScriptCompiler = function() {};
       }
     },
 
+    emptyHash: function() {
+      this.pushStackLiteral('{}');
+
+      if (this.options.stringParams) {
+        this.register('hashTypes', '{}');
+      }
+    },
     pushHash: function() {
       this.push('{}');