add rust-lang/rust#88643

matthiaskrgr · Sep 5, 2021 · a731ef9 · a731ef9
1 parent 37e41c8
commit a731ef9
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/ices/88643.sh b/ices/88643.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+rustc --crate-type lib - << EOF
+
+use std::collections::HashMap;
+
+struct Widget {}
+
+pub trait WidgetExt {
+    fn set_callback<F: FnMut(&mut Self) + 'static>(&mut self, cb: F)
+    where
+        Self: Sized;
+}
+
+static CALLBACKS: HashMap<*const dyn WidgetExt, dyn FnMut(&mut _) + 'static> = HashMap::new();
+
+pub fn main() {}
+
+EOF