blob: a6a05e7c3db8dec87882444aad1b30f63c2f8924 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
// A first "spike" for incremental compilation: here, we change the
// content of the `make` function, and we find that we can reuse the
// `y` module entirely (but not the `x` module).
// revisions:rpass1 rpass2
// compile-flags: -Z query-dep-graph
#![feature(rustc_attrs)]
#![rustc_partition_reused(module="spike", cfg="rpass2")]
#![rustc_partition_codegened(module="spike-x", cfg="rpass2")]
#![rustc_partition_reused(module="spike-y", cfg="rpass2")]
mod x {
pub struct X {
x: u32, y: u32,
}
#[cfg(rpass1)]
fn make() -> X {
X { x: 22, y: 0 }
}
#[cfg(rpass2)]
fn make() -> X {
X { x: 11, y: 11 }
}
pub fn new() -> X {
make()
}
pub fn sum(x: &X) -> u32 {
x.x + x.y
}
}
mod y {
use x;
pub fn assert_sum() -> bool {
let x = x::new();
x::sum(&x) == 22
}
}
pub fn main() {
y::assert_sum();
}
|
