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-rw-r--r--tests/coverage/async2.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/tests/coverage/async2.rs b/tests/coverage/async2.rs
index 64e85f1b6bd..9bd4821518a 100644
--- a/tests/coverage/async2.rs
+++ b/tests/coverage/async2.rs
@@ -1,3 +1,4 @@
+#![feature(coverage_attribute)]
 //@ edition: 2018
 
 //@ aux-build: executor.rs