Removed redundant cloning for sizeof operator parsing

Author: IsaacShelton

Diff for: src/parser/parse_expr/primary/mod.rs

@@ -173,7 +173,7 @@ impl<'a, I: Inflow<Token>> Parser<'a, I> {
                                     .at(source));
                                 };
 
-                                return Ok(ExprKind::SizeOf(Box::new(ty.clone())).at(source));
+                                return Ok(ExprKind::SizeOf(Box::new(ty)).at(source));
                             }
 
                             return Err(ParseErrorKind::Other {

Diff for: tests/success/sizeof/main.adept

@@ -4,12 +4,19 @@ pragma => adept("3.0")
 #[foreign]
 func printf(format ptr-char, ...) int
 
+struct FullName (firstname ptr-char, lastname ptr-char)
+
 func main {
     printf(c"sizeof-char = %d\n", sizeof-char.int())
     printf(c"sizeof-short = %d\n", sizeof-char.int())
     printf(c"sizeof-int = %d\n", sizeof-int.int())
     printf(c"sizeof-long = %d\n", sizeof-long.int())
     printf(c"sizeof-longlong = %d\n", sizeof-longlong.int())
     printf(c"sizeof-ptr-char = %d\n", sizeof-ptr-char.int())
+    printf(c"sizeof-double = %d\n", sizeof-double.int())
+
+    // This syntax is also accepted
+    printf(c"sizeof<FullName> = %d\n", sizeof<FullName>.int())
+    printf(c"sizeof<float> = %d\n", sizeof<float>.int())
 }