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-rw-r--r--tests/ui/macros/macro-pat-follow.rs21
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/macros/macro-pat-follow.rs b/tests/ui/macros/macro-pat-follow.rs
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index 00000000000..8e02789fdd8
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+++ b/tests/ui/macros/macro-pat-follow.rs
@@ -0,0 +1,21 @@
+// run-pass
+macro_rules! pat_in {
+    ($p:pat in $e:expr) => {{
+        let mut iter = $e.into_iter();
+        while let $p = iter.next() {}
+    }};
+}
+
+macro_rules! pat_if {
+    ($p:pat if $e:expr) => {{
+        match Some(1u8) {
+            $p if $e => {}
+            _ => {}
+        }
+    }};
+}
+
+fn main() {
+    pat_in!(Some(_) in 0..10);
+    pat_if!(Some(x) if x > 0);
+}