Update upstream source from tag 'upstream/1.52.1+dfsg1'

[rustc.git] / src / tools / clippy / tests / ui / def_id_nocore.rs

diff --git a/src/tools/clippy/tests/ui/def_id_nocore.rs b/src/tools/clippy/tests/ui/def_id_nocore.rs
new file mode 100644 (file)
index 0000000..2a948d6
--- /dev/null
+++ b/src/tools/clippy/tests/ui/def_id_nocore.rs
@@ -0,0 +1,29 @@
+// ignore-windows
+// ignore-macos
+
+#![feature(no_core, lang_items, start)]
+#![no_core]
+
+#[link(name = "c")]
+extern "C" {}
+
+#[lang = "sized"]
+pub trait Sized {}
+#[lang = "copy"]
+pub trait Copy {}
+#[lang = "freeze"]
+pub unsafe trait Freeze {}
+
+#[lang = "start"]
+#[start]
+fn start(_argc: isize, _argv: *const *const u8) -> isize {
+    0
+}
+
+pub struct A;
+
+impl A {
+    pub fn as_ref(self) -> &'static str {
+        "A"
+    }
+}