Add 83641

Issue: rust-lang/rust#83641

Author: fanninpm

ices/83641.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+rustc --crate-type=lib --crate-name=repro - <<'EOF'
+#![feature(pub_macro_rules)]
+pub macro_rules! fail {
+    ($x:expr) => { $x }
+}
+EOF
+
+rustc -L. - <<'EOF'
+extern crate repro;
+fn main() {
+    repro::fail!(recv);
+}
+EOF