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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
commit | a4b7ed7a42c716ab9f05e351f003d589124fd55d (patch) | |
tree | b620cd3f223850b28716e474e80c58059dca5dd4 /tests/codegen/dllimports/main.rs | |
parent | Adding upstream version 1.67.1+dfsg1. (diff) | |
download | rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip |
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/dllimports/main.rs')
-rw-r--r-- | tests/codegen/dllimports/main.rs | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/tests/codegen/dllimports/main.rs b/tests/codegen/dllimports/main.rs new file mode 100644 index 000000000..383940e95 --- /dev/null +++ b/tests/codegen/dllimports/main.rs @@ -0,0 +1,43 @@ + // This test is for *-windows-msvc only. +// only-windows +// ignore-gnu + +// aux-build:dummy.rs +// aux-build:wrapper.rs + +extern crate wrapper; + +// Check that external symbols coming from foreign dylibs are adorned with 'dllimport', +// whereas symbols coming from foreign staticlibs are not. (RFC-1717) + +// CHECK: @dylib_global1 = external dllimport local_unnamed_addr global i32 +// CHECK: @dylib_global2 = external dllimport local_unnamed_addr global i32 +// CHECK: @static_global1 = external local_unnamed_addr global i32 +// CHECK: @static_global2 = external local_unnamed_addr global i32 + +// CHECK: declare dllimport noundef i32 @dylib_func1(i32 noundef) +// CHECK: declare dllimport noundef i32 @dylib_func2(i32 noundef) +// CHECK: declare noundef i32 @static_func1(i32 noundef) +// CHECK: declare noundef i32 @static_func2(i32 noundef) + +#[link(name = "dummy", kind="dylib")] +extern "C" { + pub fn dylib_func1(x: i32) -> i32; + pub static dylib_global1: i32; +} + +#[link(name = "dummy", kind="static")] +extern "C" { + pub fn static_func1(x: i32) -> i32; + pub static static_global1: i32; +} + +fn main() { + unsafe { + dylib_func1(dylib_global1); + wrapper::dylib_func2(wrapper::dylib_global2); + + static_func1(static_global1); + wrapper::static_func2(wrapper::static_global2); + } +} |