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-rw-r--r--src/test/ui/parser/fn-defined-using-fun.rs10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/ui/parser/fn-defined-using-fun.rs b/src/test/ui/parser/fn-defined-using-fun.rs
new file mode 100644
index 000000000..4f7460504
--- /dev/null
+++ b/src/test/ui/parser/fn-defined-using-fun.rs
@@ -0,0 +1,10 @@
+// Check what happens when `fun` is used to define a function, instead of `fn`
+// edition:2021
+
+#![allow(dead_code)]
+
+fun foo() {}
+//~^ ERROR expected one of `!` or `::`, found `foo`
+//~^^ HELP write `fn` instead of `fun` to declare a function
+
+fn main() {}