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-rw-r--r--tests/run-coverage/generics.rs48
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/run-coverage/generics.rs b/tests/run-coverage/generics.rs
new file mode 100644
index 000000000..150ffb9db
--- /dev/null
+++ b/tests/run-coverage/generics.rs
@@ -0,0 +1,48 @@
+#![allow(unused_assignments)]
+// failure-status: 1
+
+struct Firework<T> where T: Copy + std::fmt::Display {
+ strength: T,
+}
+
+impl<T> Firework<T> where T: Copy + std::fmt::Display {
+ #[inline(always)]
+ fn set_strength(&mut self, new_strength: T) {
+ self.strength = new_strength;
+ }
+}
+
+impl<T> Drop for Firework<T> where T: Copy + std::fmt::Display {
+ #[inline(always)]
+ fn drop(&mut self) {
+ println!("BOOM times {}!!!", self.strength);
+ }
+}
+
+fn main() -> Result<(),u8> {
+ let mut firecracker = Firework { strength: 1 };
+ firecracker.set_strength(2);
+
+ let mut tnt = Firework { strength: 100.1 };
+ tnt.set_strength(200.1);
+ tnt.set_strength(300.3);
+
+ if true {
+ println!("Exiting with error...");
+ return Err(1);
+ }
+
+
+
+
+
+ let _ = Firework { strength: 1000 };
+
+ Ok(())
+}
+
+// Expected program output:
+// Exiting with error...
+// BOOM times 100!!!
+// BOOM times 1!!!
+// Error: 1