fix for_bare

ast.v

@@ -21,6 +21,7 @@ type Expr = ArrayType
 
 type Stmt = AssignStmt
 	| BlockStmt
+	| BranchStmt
 	| CaseClause
 	| DeclStmt
 	| DeferStmt
@@ -262,6 +263,11 @@ struct ReturnStmt {
 	results       []Expr @[json: 'Results']
 }
 
+struct BranchStmt {
+	node_type_str string @[json: '_type']
+	tok           string @[json: 'Tok']
+}
+
 struct FuncLit {
 	node_type_str string    @[json: '_type']
 	typ           FuncType  @[json: 'Type']

stmt.v

@@ -20,6 +20,9 @@ fn (mut app App) stmt(stmt Stmt) {
 		BlockStmt {
 			app.block_stmt(stmt)
 		}
+		BranchStmt {
+			app.branch_stmt(stmt)
+		}
 		ExprStmt {
 			// app.genln('expr stmt')
 			app.expr_stmt(stmt)
@@ -92,6 +95,10 @@ fn (mut app App) if_stmt(node IfStmt) {
 
 fn (mut app App) for_stmt(f ForStmt) {
 	app.gen('for ')
+	if f.init.node_type_str == '' { // == unsafe { nil } {
+		app.block_stmt(f.body)
+		return
+	}
 	app.assign_stmt(f.init, true)
 	app.gen('; ')
 	app.expr(f.cond)
@@ -168,3 +175,8 @@ fn (mut app App) return_stmt(node ReturnStmt) {
 		}
 	}
 }
+
+// continue break etc
+fn (mut app App) branch_stmt(node BranchStmt) {
+	app.genln(node.tok)
+}