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-rw-r--r--tests/ui/feature-gates/soft-syntax-gates-without-errors.rs26
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/ui/feature-gates/soft-syntax-gates-without-errors.rs b/tests/ui/feature-gates/soft-syntax-gates-without-errors.rs
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index 00000000000..ca4ad2320f6
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+++ b/tests/ui/feature-gates/soft-syntax-gates-without-errors.rs
@@ -0,0 +1,26 @@
+// check-pass
+// This file is used to test the behavior of the early-pass syntax warnings.
+// If macro syntax is stabilized, replace with a different unstable syntax.
+
+#[cfg(FALSE)]
+macro b() {}
+//~^ WARN: `macro` is experimental
+//~| WARN: unstable syntax
+
+macro_rules! identity {
+    ($($x:tt)*) => ($($x)*);
+}
+
+#[cfg(FALSE)]
+identity! {
+    macro d() {} // No error
+}
+
+identity! {
+    #[cfg(FALSE)]
+    macro e() {}
+    //~^ WARN: `macro` is experimental
+    //~| WARN: unstable syntax
+}
+
+fn main() {}