Fix Tuple type info bug

Caused by not having type safe tagged unions :P (Silly C)

code/demo.odin

@@ -6,7 +6,15 @@
 #import "opengl.odin";
 #import "os.odin";
 
+foo :: proc(x: int) -> f32 {
+	return 123;
+}
+
 main :: proc() {
+
+	fmt.printf("%T\n", foo);
+
+when false {
 /*
 	Version 0.1.1
 
@@ -57,6 +65,9 @@ main :: proc() {
 	To come very Soon™:
 	 * Linux and OS X builds (unofficial ones do exist already)
 */
+	{
+
+	}
 
 	{
 		Fruit :: enum {
@@ -145,4 +156,5 @@ main :: proc() {
 		// align_of([vector 7]i32) != align_of([7]i32) // this may be the case
 	}
 }
+}