1 files changed, 23 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-36744-bitcast-args-if-needed.rs b/tests/ui/issues/issue-36744-bitcast-args-if-needed.rs
new file mode 100644
index 000000000..34bbb66d9
--- /dev/null
+++ b/tests/ui/issues/issue-36744-bitcast-args-if-needed.rs
@@ -0,0 +1,23 @@
+// run-pass
+// This tests for an ICE (and, if ignored, subsequent LLVM abort) when
+// a lifetime-parametric fn is passed into a context whose expected
+// type has a differing lifetime parameterization.
+
+struct A<'a> {
+    _a: &'a i32,
+}
+
+fn call<T>(s: T, functions: &Vec<for <'n> fn(&'n T)>) {
+    for function in functions {
+        function(&s);
+    }
+}
+
+fn f(a: &A) { println!("a holds {}", a._a); }
+
+fn main() {
+    let a = A { _a: &10 };
+
+    let vec: Vec<for <'u,'v> fn(&'u A<'v>)> = vec![f];
+    call(a, &vec);
+}