Rollup merge of #105236 - JohnTitor:issue-47814, r=compiler-errors

Add regression test for #47814 Closes #47814 r? `@compiler-errors` Signed-off-by: Yuki Okushi <[email protected]>
rust-lang · Dec 4, 2022 · f3eba21 · f3eba21
2 parents f2e223c + c366129
commit f3eba21
Show file tree

Hide file tree

Showing 2 changed files with 28 additions and 0 deletions.
diff --git a/src/test/ui/associated-consts/issue-47814.rs b/src/test/ui/associated-consts/issue-47814.rs
@@ -0,0 +1,14 @@
+struct ArpIPv4<'a> {
+    s: &'a u8
+}
+
+impl<'a> ArpIPv4<'a> {
+    const LENGTH: usize = 20;
+
+    pub fn to_buffer() -> [u8; Self::LENGTH] {
+        //~^ ERROR: generic `Self` types are currently not permitted in anonymous constants
+        unimplemented!()
+    }
+}
+
+fn main() {}
diff --git a/src/test/ui/associated-consts/issue-47814.stderr b/src/test/ui/associated-consts/issue-47814.stderr
@@ -0,0 +1,14 @@
+error: generic `Self` types are currently not permitted in anonymous constants
+  --> $DIR/issue-47814.rs:8:32
+   |
+LL |     pub fn to_buffer() -> [u8; Self::LENGTH] {
+   |                                ^^^^
+   |
+note: not a concrete type
+  --> $DIR/issue-47814.rs:5:10
+   |
+LL | impl<'a> ArpIPv4<'a> {
+   |          ^^^^^^^^^^^
+
+error: aborting due to previous error
+