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// This test checks that the LTO phase is re-done for CGUs that import something
// via ThinLTO and that imported thing changes while the definition of the CGU
// stays untouched.
// revisions: cfail1 cfail2 cfail3
// compile-flags: -Z query-dep-graph -O
// build-pass (FIXME(62277): could be check-pass?)
#![feature(rustc_attrs)]
#![crate_type="rlib"]
#![rustc_expected_cgu_reuse(module="cgu_invalidated_via_import-foo",
cfg="cfail2",
kind="no")]
#![rustc_expected_cgu_reuse(module="cgu_invalidated_via_import-foo",
cfg="cfail3",
kind="post-lto")]
#![rustc_expected_cgu_reuse(module="cgu_invalidated_via_import-bar",
cfg="cfail2",
kind="pre-lto")]
#![rustc_expected_cgu_reuse(module="cgu_invalidated_via_import-bar",
cfg="cfail3",
kind="post-lto")]
mod foo {
// Trivial functions like this one are imported very reliably by ThinLTO.
#[cfg(cfail1)]
pub fn inlined_fn() -> u32 {
1234
}
#[cfg(not(cfail1))]
pub fn inlined_fn() -> u32 {
// See `cgu_keeps_identical_fn.rs` for why this is different
// from the other version of this function.
12345
}
}
pub mod bar {
use foo::inlined_fn;
pub fn caller() -> u32 {
inlined_fn()
}
}
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