Disable winsqlite3 on 32 bit targets

libsqlite3-sys/src/lib.rs

@@ -5,6 +5,9 @@
 #[cfg(feature = "bundled-sqlcipher-vendored-openssl")]
 extern crate openssl_sys;
 
+#[cfg(all(windows, feature = "winsqlite3", target_pointer_width = "32"))]
+compile_error!("The `libsqlite3-sys/winsqlite3` feature is not supported on 32 bit targets.");
+
 pub use self::error::*;
 
 use std::default::Default;