Add a regression test for #113238

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/ui/std/slice-from-array-issue-113238.rs b/tests/ui/std/slice-from-array-issue-113238.rs
new file mode 100644
index 00000000000..e9e1bfb8db3
--- /dev/null
+++ b/tests/ui/std/slice-from-array-issue-113238.rs
@@ -0,0 +1,9 @@
+// check-pass
+
+// This intends to use the unsizing coercion from array to slice, but it only
+// works if we resolve `<&[u8]>::from` as the reflexive `From<T> for T`. In
+// #113238, we found that gimli had added its own `From<EndianSlice> for &[u8]`
+// that affected all `std/backtrace` users.
+fn main() {
+    let _ = <&[u8]>::from(&[]);
+}