From ea2d90e903af29dcfc5bff3bb08ddbc6c4464975 Mon Sep 17 00:00:00 2001 From: Niko Matsakis Date: Tue, 23 Aug 2016 11:57:27 -0400 Subject: consider DepNode::Krate to be an input This seems not only more correct but allows us to write tests that check whether the krate hash as a whole is clean/dirty --- src/test/incremental/crate_hash_reorder.rs | 40 ++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 src/test/incremental/crate_hash_reorder.rs (limited to 'src/test/incremental') diff --git a/src/test/incremental/crate_hash_reorder.rs b/src/test/incremental/crate_hash_reorder.rs new file mode 100644 index 00000000000..1dec361eb07 --- /dev/null +++ b/src/test/incremental/crate_hash_reorder.rs @@ -0,0 +1,40 @@ +// Copyright 2014 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 or the MIT license +// , at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +// Test incremental compilation tracking where we change field names +// in between revisions (hashing should be stable). + +// revisions:rpass1 rpass2 rpass3 +// compile-flags: -Z query-dep-graph + +#![feature(rustc_attrs)] + +// Check that reordering otherwise identical items is not considered a +// change at all. +#[rustc_clean(label="Krate", cfg="rpass2")] + +// But removing an item, naturally, is. +#[rustc_dirty(label="Krate", cfg="rpass3")] + +#[cfg(rpass1)] +pub struct X { + pub x: u32, +} + +pub struct Y { + pub x: u32, +} + +#[cfg(rpass2)] +pub struct X { + pub x: u32, +} + +pub fn main() { } -- cgit 1.4.1-3-g733a5