rust/tests/ui/sepcomp/sepcomp-statics.rs

32 lines
668 B
Rust

//@ run-pass
#![allow(dead_code)]
//@ compile-flags: -C codegen-units=3
// Test references to static items across compilation units.
fn pad() -> usize { 0 }
const ONE: usize = 1;
mod b {
// Separate compilation always switches to the LLVM module with the fewest
// instructions. Make sure we have some instructions in this module so
// that `a` and `b` don't go into the same compilation unit.
fn pad() -> usize { 0 }
pub static THREE: usize = ::ONE + ::a::TWO;
}
mod a {
fn pad() -> usize { 0 }
pub const TWO: usize = ::ONE + ::ONE;
}
fn main() {
assert_eq!(ONE, 1);
assert_eq!(a::TWO, 2);
assert_eq!(b::THREE, 3);
}