Hack around weird cfail test features

Author: sfackler

postgres-derive-macros/tests/compile-fail/bad-override.rs

@@ -5,7 +5,7 @@ macro_rules! to_sql_checked {
     () => ()
 }
 
-#[derive(ToSql)]
+#[derive(Clone, ToSql)]
 #[postgres(
     foo = "bar" //~ ERROR unknown attribute key `foo`
 )]

postgres-derive-macros/tests/compile-fail/big-tuple-struct.rs

@@ -5,10 +5,10 @@ macro_rules! to_sql_checked {
     () => ()
 }
 
-#[derive(ToSql)] //~ ERROR #[derive(ToSql)] can only be applied to structs, single field tuple structs, and enums
+#[derive(Clone, ToSql)] //~ ERROR #[derive(ToSql)] can only be applied to structs, single field tuple structs, and enums
 struct Foo(i32, i32);
 
-#[derive(FromSql)] //~ ERROR #[derive(FromSql)] can only be applied to structs, single field tuple structs, and enums
+#[derive(Clone, FromSql)] //~ ERROR #[derive(FromSql)] can only be applied to structs, single field tuple structs, and enums
 struct Bar(i32, i32);
 
 fn main() {}

postgres-derive-macros/tests/compile-fail/complex-enum.rs

@@ -5,14 +5,14 @@ macro_rules! to_sql_checked {
     () => ()
 }
 
-#[derive(ToSql)]
+#[derive(Clone, ToSql)]
 enum Foo {
     Bar(i32), //~ ERROR #[derive(ToSql)] does not support non-C-like enums
     Baz { b: i32 }, //~ ERROR #[derive(ToSql)] does not support non-C-like enums
 }
 
-#[derive(FromSql)]
-enum Foo {
+#[derive(Clone, FromSql)]
+enum Bar {
     Bar(i32), //~ ERROR #[derive(FromSql)] does not support non-C-like enums
     Baz { b: i32 }, //~ ERROR #[derive(FromSql)] does not support non-C-like enums
 }