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, 12 insertions, 0 deletions

diff --git a/src/test/ui/z-crate-attr.rs b/src/test/ui/z-crate-attr.rs
new file mode 100644
index 000000000..1021774fc
--- /dev/null
+++ b/src/test/ui/z-crate-attr.rs
@@ -0,0 +1,12 @@
+// run-pass
+// This test checks if an unstable feature is enabled with the -Zcrate-attr=feature(foo) flag. If
+// the exact feature used here is causing problems feel free to replace it with another
+// perma-unstable feature.
+
+// compile-flags: -Zcrate-attr=feature(abi_unadjusted)
+
+#![allow(dead_code)]
+
+extern "unadjusted" fn foo() {}
+
+fn main() {}