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-rw-r--r--tests/mir-opt/coverage/branch_match_arms.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/tests/mir-opt/coverage/branch_match_arms.rs b/tests/mir-opt/coverage/branch_match_arms.rs
index 84ffddcb289..18764b38d6e 100644
--- a/tests/mir-opt/coverage/branch_match_arms.rs
+++ b/tests/mir-opt/coverage/branch_match_arms.rs
@@ -1,3 +1,4 @@
+#![feature(coverage_attribute)]
 //@ test-mir-pass: InstrumentCoverage
 //@ compile-flags: -Cinstrument-coverage -Zno-profiler-runtime -Zcoverage-options=branch
 // skip-filecheck