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authorAlbert Larsan <74931857+albertlarsan68@users.noreply.github.com>2023-01-05 09:13:28 +0100
committerAlbert Larsan <74931857+albertlarsan68@users.noreply.github.com>2023-01-11 09:32:08 +0000
commitcf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch)
tree40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/codegen/auxiliary
parentca855e6e42787ecd062d81d53336fe6788ef51a9 (diff)
downloadrust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz
rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip
Move /src/test to /tests
Diffstat (limited to 'tests/codegen/auxiliary')
-rw-r--r--tests/codegen/auxiliary/extern_decl.rs11
-rw-r--r--tests/codegen/auxiliary/nounwind.rs3
-rw-r--r--tests/codegen/auxiliary/static_dllimport_aux.rs13
-rw-r--r--tests/codegen/auxiliary/thread_local_aux.rs5
4 files changed, 32 insertions, 0 deletions
diff --git a/tests/codegen/auxiliary/extern_decl.rs b/tests/codegen/auxiliary/extern_decl.rs
new file mode 100644
index 00000000000..edc48351869
--- /dev/null
+++ b/tests/codegen/auxiliary/extern_decl.rs
@@ -0,0 +1,11 @@
+// Auxiliary crate that exports a function and static. Both always
+// evaluate to `71`. We force mutability on the static to prevent
+// it from being inlined as constant.
+
+#![crate_type = "lib"]
+
+#[no_mangle]
+pub fn extern_fn() -> u8 { unsafe { extern_static } }
+
+#[no_mangle]
+pub static mut extern_static: u8 = 71;
diff --git a/tests/codegen/auxiliary/nounwind.rs b/tests/codegen/auxiliary/nounwind.rs
new file mode 100644
index 00000000000..73c5aee3387
--- /dev/null
+++ b/tests/codegen/auxiliary/nounwind.rs
@@ -0,0 +1,3 @@
+#[no_mangle]
+pub fn bar() {
+}
diff --git a/tests/codegen/auxiliary/static_dllimport_aux.rs b/tests/codegen/auxiliary/static_dllimport_aux.rs
new file mode 100644
index 00000000000..afb0dc42f44
--- /dev/null
+++ b/tests/codegen/auxiliary/static_dllimport_aux.rs
@@ -0,0 +1,13 @@
+use std::sync::atomic::{AtomicPtr, Ordering};
+
+#[inline(always)]
+pub fn memrchr() {
+    fn detect() {}
+
+    static CROSS_CRATE_STATIC_ITEM: AtomicPtr<()> = AtomicPtr::new(detect as *mut ());
+
+    unsafe {
+        let fun = CROSS_CRATE_STATIC_ITEM.load(Ordering::SeqCst);
+        std::mem::transmute::<*mut (), fn()>(fun)()
+    }
+}
diff --git a/tests/codegen/auxiliary/thread_local_aux.rs b/tests/codegen/auxiliary/thread_local_aux.rs
new file mode 100644
index 00000000000..bebaa7754dd
--- /dev/null
+++ b/tests/codegen/auxiliary/thread_local_aux.rs
@@ -0,0 +1,5 @@
+#![crate_type = "lib"]
+
+use std::cell::Cell;
+
+thread_local!(pub static A: Cell<u64> = const { Cell::new(0) });