A couple of small tests.

tests/fixtures/gas/call.wat

@@ -0,0 +1,20 @@
+(module
+	(func $add_locals (param $x i32) (param $y i32) (result i32)
+		(local $t i32)
+
+		;; This looks 
+		get_local $x
+		get_local $y
+		call $add
+		set_local $t
+
+		get_local $t
+	)
+
+	(func $add (param $x i32) (param $y i32) (result i32)
+		(i32.add
+			(get_local $x)
+			(get_local $y)
+		)
+	)
+)

tests/fixtures/gas/ifs.wat

@@ -0,0 +1,9 @@
+(module
+	(func (param $x i32) (result i32)
+		(if (result i32)
+          	(i32.const 1)
+			(i32.add (get_local $x) (i32.const 1))
+			(i32.popcnt (get_local $x))
+		)
+	)
+)