diff options
| -rw-r--r-- | tests/run-make/avr-rjmp-offset/rmake.rs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/run-make/avr-rjmp-offset/rmake.rs b/tests/run-make/avr-rjmp-offset/rmake.rs index 28018f59c5b..89cbca309be 100644 --- a/tests/run-make/avr-rjmp-offset/rmake.rs +++ b/tests/run-make/avr-rjmp-offset/rmake.rs @@ -1,4 +1,5 @@ //@ needs-llvm-components: avr +//@ needs-rust-lld //! Regression test for #129301/llvm-project#106722 within `rustc`. //! //! Some LLVM-versions had wrong offsets in the local labels, causing the first @@ -17,6 +18,13 @@ fn main() { .opt_level("s") .panic("abort") .target("avr-unknown-gnu-atmega328") + // normally one links with `avr-gcc`, but this is not available in CI, + // hence this test diverges from the default behavior to enable linking + // at all, which is necessary for the test (to resolve the labels). To + // not depend on a special linker script, the main-function is marked as + // the entry function, causing the linker to not remove it. + .linker("rust-lld") + .link_arg("--entry=main") .output("compiled") .run(); @@ -35,6 +43,7 @@ fn main() { // fore the relative jump has an impact on the label offset. Old versions // of the Rust compiler did produce a label `rjmp .-4` (misses the first // instruction in the loop). + assert!(disassembly.contains("<main>"), "no main function in output"); disassembly .trim() .lines() |