Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/src/test/ui/unwind-abis/feature-gate-c-unwind.rs b/src/test/ui/unwind-abis/feature-gate-c-unwind.rs
new file mode 100644
index 000000000..ba72f74f2
--- /dev/null
+++ b/src/test/ui/unwind-abis/feature-gate-c-unwind.rs
@@ -0,0 +1,13 @@
+// Test that the "C-unwind" ABI is feature-gated, and cannot be used when the
+// `c_unwind` feature gate is not used.
+
+#![allow(ffi_unwind_calls)]
+//~^ WARNING unknown lint: `ffi_unwind_calls`
+//~| WARNING unknown lint: `ffi_unwind_calls`
+
+extern "C-unwind" fn f() {}
+//~^ ERROR C-unwind ABI is experimental and subject to change [E0658]
+
+fn main() {
+    f();
+}