Allow unions_with_drop_fields for unions with members with destructors

(or generics that *might* have dtors)

src/test/ui/run-pass/union/union-derive.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(unions_with_drop_fields)]
 
 // Some traits can be derived for unions.
 

src/test/ui/run-pass/union/union-drop-assign.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(unions_with_drop_fields)]
 
 // Drop works for union itself.
 

src/test/ui/run-pass/union/union-drop.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(unions_with_drop_fields)]
 
 // Drop works for union itself.
 

src/test/ui/run-pass/union/union-generic.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(unions_with_drop_fields)]
 
 #![feature(untagged_unions)]
 

src/test/ui/run-pass/union/union-overwrite.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(unions_with_drop_fields)]
 
 #![feature(untagged_unions)]