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-rw-r--r--tests/ui/attributes/crate-name-empty.rs5
1 files changed, 5 insertions, 0 deletions
diff --git a/tests/ui/attributes/crate-name-empty.rs b/tests/ui/attributes/crate-name-empty.rs
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+++ b/tests/ui/attributes/crate-name-empty.rs
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+// Ensure we reject `#![crate_name = ""]`.
+
+#![crate_name = ""] //~ ERROR crate name must not be empty
+
+fn main() {}