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, 21 insertions, 0 deletions

diff --git a/src/test/ui/feature-gates/feature-gate-rust_cold_cc.rs b/src/test/ui/feature-gates/feature-gate-rust_cold_cc.rs
new file mode 100644
index 000000000..9ba8e32ac
--- /dev/null
+++ b/src/test/ui/feature-gates/feature-gate-rust_cold_cc.rs
@@ -0,0 +1,21 @@
+#![crate_type = "lib"]
+
+extern "rust-cold" fn fu() {} //~ ERROR rust-cold is experimental
+
+trait T {
+    extern "rust-cold" fn mu(); //~ ERROR rust-cold is experimental
+    extern "rust-cold" fn dmu() {} //~ ERROR rust-cold is experimental
+}
+
+struct S;
+impl T for S {
+    extern "rust-cold" fn mu() {} //~ ERROR rust-cold is experimental
+}
+
+impl S {
+    extern "rust-cold" fn imu() {} //~ ERROR rust-cold is experimental
+}
+
+type TAU = extern "rust-cold" fn(); //~ ERROR rust-cold is experimental
+
+extern "rust-cold" {} //~ ERROR rust-cold is experimental