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-rw-r--r--vendor/derivative/tests/compile-fail/derive-debug.rs15
1 files changed, 15 insertions, 0 deletions
diff --git a/vendor/derivative/tests/compile-fail/derive-debug.rs b/vendor/derivative/tests/compile-fail/derive-debug.rs
new file mode 100644
index 000000000..82822a853
--- /dev/null
+++ b/vendor/derivative/tests/compile-fail/derive-debug.rs
@@ -0,0 +1,15 @@
+#[cfg(feature = "use_core")]
+extern crate core;
+
+#[macro_use]
+extern crate derivative;
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+struct Foo<T, U> {
+ foo: T,
+ #[derivative(Debug(format_with="std::fmt::Debug::fmt"))]
+ bar: U,
+}
+
+fn main() {} \ No newline at end of file