From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/pattern/usefulness/issue-88747.rs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 src/test/ui/pattern/usefulness/issue-88747.rs

(limited to 'src/test/ui/pattern/usefulness/issue-88747.rs')

diff --git a/src/test/ui/pattern/usefulness/issue-88747.rs b/src/test/ui/pattern/usefulness/issue-88747.rs
new file mode 100644
index 000000000..948c99f9c
--- /dev/null
+++ b/src/test/ui/pattern/usefulness/issue-88747.rs
@@ -0,0 +1,14 @@
+// check-pass: this used to be a stack overflow because of recursion in `usefulness.rs`
+
+macro_rules! long_tuple_arg {
+    ([$($t:tt)*]#$($h:tt)*) => {
+        long_tuple_arg!{[$($t)*$($t)*]$($h)*}
+    };
+    ([$([$t:tt $y:tt])*]) => {
+        pub fn _f(($($t,)*): ($($y,)*)) {}
+    }
+}
+
+long_tuple_arg!{[[_ u8]]########## ###}
+
+fn main() {}
-- 
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