From 16c2b39e1c5029913daf7b780c2cbea7477e077c Mon Sep 17 00:00:00 2001 From: Thom Chiovoloni Date: Sun, 6 Feb 2022 17:16:47 -0800 Subject: Add a test that `#[used]` makes it through to the linker on macos --- src/test/run-make-fulldeps/used-cdylib-macos/Makefile | 11 +++++++++++ src/test/run-make-fulldeps/used-cdylib-macos/dylib_used.rs | 4 ++++ 2 files changed, 15 insertions(+) create mode 100644 src/test/run-make-fulldeps/used-cdylib-macos/Makefile create mode 100644 src/test/run-make-fulldeps/used-cdylib-macos/dylib_used.rs (limited to 'src') diff --git a/src/test/run-make-fulldeps/used-cdylib-macos/Makefile b/src/test/run-make-fulldeps/used-cdylib-macos/Makefile new file mode 100644 index 00000000000..4828d9c8aad --- /dev/null +++ b/src/test/run-make-fulldeps/used-cdylib-macos/Makefile @@ -0,0 +1,11 @@ +-include ../tools.mk + +# only-macos +# +# This checks that `#[used]` passes through to the linker on +# darwin. This is subject to change in the future, see +# https://github.com/rust-lang/rust/pull/93718 for discussion + +all: + $(RUSTC) -Copt-level=3 dylib_used.rs + nm $(TMPDIR)/libdylib_used.dylib | $(CGREP) VERY_IMPORTANT_SYMBOL diff --git a/src/test/run-make-fulldeps/used-cdylib-macos/dylib_used.rs b/src/test/run-make-fulldeps/used-cdylib-macos/dylib_used.rs new file mode 100644 index 00000000000..85f0ff92fe7 --- /dev/null +++ b/src/test/run-make-fulldeps/used-cdylib-macos/dylib_used.rs @@ -0,0 +1,4 @@ +#![crate_type = "cdylib"] + +#[used] +static VERY_IMPORTANT_SYMBOL: u32 = 12345; -- cgit 1.4.1-3-g733a5