remove size assertions to avoid nightly error (RustPython#111)

Author: youknowone

ast/src/impls.rs

@@ -54,11 +54,12 @@ impl<R> Expr<R> {
     }
 }
 
-#[cfg(target_arch = "x86_64")]
-static_assertions::assert_eq_size!(crate::Expr, [u8; 72]);
-#[cfg(target_arch = "x86_64")]
-static_assertions::assert_eq_size!(crate::Stmt, [u8; 160]);
-#[cfg(target_arch = "x86_64")]
-static_assertions::assert_eq_size!(crate::Pattern, [u8; 96]);
-#[cfg(target_arch = "x86_64")]
-static_assertions::assert_eq_size!(crate::ExceptHandler, [u8; 64]);
+// TODO: make this a #[test] to avoid eq comparison
+// #[cfg(target_arch = "x86_64")]
+// static_assertions::assert_eq_size!(crate::Expr, [u8; 72]);
+// #[cfg(target_arch = "x86_64")]
+// static_assertions::assert_eq_size!(crate::Stmt, [u8; 160]);
+// #[cfg(target_arch = "x86_64")]
+// static_assertions::assert_eq_size!(crate::Pattern, [u8; 96]);
+// #[cfg(target_arch = "x86_64")]
+// static_assertions::assert_eq_size!(crate::ExceptHandler, [u8; 64]);