Add SharedPtr<bool>
diff --git a/syntax/check.rs b/syntax/check.rs
index 52ee693..ded5c53 100644
--- a/syntax/check.rs
+++ b/syntax/check.rs
@@ -139,10 +139,10 @@
         }
 
         match Atom::from(&ident.rust) {
-            None | Some(U8) | Some(U16) | Some(U32) | Some(U64) | Some(Usize) | Some(I8)
-            | Some(I16) | Some(I32) | Some(I64) | Some(Isize) | Some(F32) | Some(F64)
-            | Some(CxxString) => return,
-            Some(Bool) | Some(Char) | Some(RustString) => {}
+            None | Some(Bool) | Some(U8) | Some(U16) | Some(U32) | Some(U64) | Some(Usize)
+            | Some(I8) | Some(I16) | Some(I32) | Some(I64) | Some(Isize) | Some(F32)
+            | Some(F64) | Some(CxxString) => return,
+            Some(Char) | Some(RustString) => {}
         }
     } else if let Type::CxxVector(_) = &ptr.inner {
         cx.error(ptr, "std::shared_ptr<std::vector> is not supported yet");