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-rw-r--r--src/test/ui/macros/macro-pat-follow.rs21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/ui/macros/macro-pat-follow.rs b/src/test/ui/macros/macro-pat-follow.rs
new file mode 100644
index 000000000..8e02789fd
--- /dev/null
+++ b/src/test/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);
+}