From a4b7ed7a42c716ab9f05e351f003d589124fd55d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:18:58 +0200
Subject: Adding upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/codegen/ffi-pure.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 tests/codegen/ffi-pure.rs

(limited to 'tests/codegen/ffi-pure.rs')

diff --git a/tests/codegen/ffi-pure.rs b/tests/codegen/ffi-pure.rs
new file mode 100644
index 000000000..2ed735813
--- /dev/null
+++ b/tests/codegen/ffi-pure.rs
@@ -0,0 +1,13 @@
+// compile-flags: -C no-prepopulate-passes
+#![crate_type = "lib"]
+#![feature(ffi_pure)]
+
+pub fn bar() { unsafe { foo() } }
+
+extern "C" {
+    // CHECK-LABEL: declare{{.*}}void @foo()
+    // CHECK-SAME: [[ATTRS:#[0-9]+]]
+    // The attribute changed from `readonly` to `memory(read)` with LLVM 16.0.
+    // CHECK-DAG: attributes [[ATTRS]] = { {{.*}}{{readonly|memory\(read\)}}{{.*}} }
+    #[ffi_pure] pub fn foo();
+}
-- 
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