Allow more lints, mainly overflowing_literals for cases that only arose on 32-bit.

src/test/ui/run-pass/array-slice-vec/box-of-array-of-drop-1.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(overflowing_literals)]
 
 // Test that we cleanup a fixed size Box<[D; k]> properly when D has a
 // destructor.

src/test/ui/run-pass/array-slice-vec/box-of-array-of-drop-2.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(overflowing_literals)]
 
 // Test that we cleanup dynamic sized Box<[D]> properly when D has a
 // destructor.

src/test/ui/run-pass/array-slice-vec/nested-vec-3.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // run-pass
+#![allow(overflowing_literals)]
 
 // ignore-emscripten no threads support