1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // Test where we change a type definition by adding a field. Fns with
12 // this type in their signature are recompiled, as are their callers.
13 // Fns with that type used only in their body are also recompiled, but
14 // their callers are not.
16 // revisions:rpass1 rpass2
17 // compile-flags: -Z query-dep-graph
19 #![feature(rustc_attrs)]
20 #![feature(stmt_expr_attributes)]
23 // These are expected to require translation.
24 #![rustc_partition_translated(module="struct_point-point", cfg="rpass2")]
25 #![rustc_partition_translated(module="struct_point-fn_with_type_in_sig", cfg="rpass2")]
26 #![rustc_partition_translated(module="struct_point-call_fn_with_type_in_sig", cfg="rpass2")]
27 #![rustc_partition_translated(module="struct_point-fn_with_type_in_body", cfg="rpass2")]
28 #![rustc_partition_translated(module="struct_point-fn_make_struct", cfg="rpass2")]
29 #![rustc_partition_translated(module="struct_point-fn_read_field", cfg="rpass2")]
30 #![rustc_partition_translated(module="struct_point-fn_write_field", cfg="rpass2")]
32 #![rustc_partition_reused(module="struct_point-call_fn_with_type_in_body", cfg="rpass2")]
49 pub fn origin() -> Point {
51 return Point { x: 0.0, y: 0.0 };
54 return Point { x: 0.0, y: 0.0, z: 0.0 };
57 pub fn total(&self) -> f32 {
59 return self.x + self.y;
62 return self.x + self.y + self.z;
65 pub fn x(&self) -> f32 {
71 /// A fn that has the changed type in its signature; must currently be
74 /// You could imagine that, in the future, if the change were
75 /// sufficiently "private", we might not need to type-check again.
76 /// Rebuilding is probably always necessary since the layout may be
78 mod fn_with_type_in_sig {
81 #[rustc_dirty(label="TypeckTables", cfg="rpass2")]
82 pub fn boop(p: Option<&Point>) -> f32 {
83 p.map(|p| p.total()).unwrap_or(0.0)
87 /// Call a fn that has the changed type in its signature; this
88 /// currently must also be rebuilt.
90 /// You could imagine that, in the future, if the change were
91 /// sufficiently "private", we might not need to type-check again.
92 /// Rebuilding is probably always necessary since the layout may be
94 mod call_fn_with_type_in_sig {
95 use fn_with_type_in_sig;
97 #[rustc_dirty(label="TypeckTables", cfg="rpass2")]
99 fn_with_type_in_sig::boop(None)
103 /// A fn that uses the changed type, but only in its body, not its
106 /// You could imagine that, in the future, if the change were
107 /// sufficiently "private", we might not need to type-check again.
108 /// Rebuilding is probably always necessary since the layout may be
110 mod fn_with_type_in_body {
113 #[rustc_dirty(label="TypeckTables", cfg="rpass2")]
114 pub fn boop() -> f32 {
115 Point::origin().total()
119 /// A fn X that calls a fn Y, where Y uses the changed type in its
120 /// body. In this case, the effects of the change should be contained
121 /// to Y; X should not have to be rebuilt, nor should it need to be
122 /// typechecked again.
123 mod call_fn_with_type_in_body {
124 use fn_with_type_in_body;
126 #[rustc_clean(label="TypeckTables", cfg="rpass2")]
127 pub fn bip() -> f32 {
128 fn_with_type_in_body::boop()
132 /// A fn item that makes an instance of `Point` but does not invoke methods
136 #[rustc_dirty(label="TypeckTables", cfg="rpass2")]
137 pub fn make_origin(p: Point) -> Point {
142 /// A fn item that reads fields from `Point` but does not invoke methods
146 #[rustc_dirty(label="TypeckTables", cfg="rpass2")]
147 pub fn get_x(p: Point) -> f32 {
152 /// A fn item that writes to a field of `Point` but does not invoke methods
156 #[rustc_dirty(label="TypeckTables", cfg="rpass2")]
157 pub fn inc_x(p: &mut Point) {