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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/lto/weak-works.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/lto/weak-works.rs')
-rw-r--r-- | tests/ui/lto/weak-works.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/ui/lto/weak-works.rs b/tests/ui/lto/weak-works.rs new file mode 100644 index 000000000..163a38702 --- /dev/null +++ b/tests/ui/lto/weak-works.rs @@ -0,0 +1,28 @@ +// run-pass + +// compile-flags: -C codegen-units=8 -Z thinlto +// ignore-windows + +#![feature(linkage)] + +pub mod foo { + #[linkage = "weak"] + #[no_mangle] + pub extern "C" fn FOO() -> i32 { + 0 + } +} + +mod bar { + extern "C" { + fn FOO() -> i32; + } + + pub fn bar() -> i32 { + unsafe { FOO() } + } +} + +fn main() { + bar::bar(); +} |