1 files changed, 32 insertions, 0 deletions
diff --git a/src/test/run-make/fmt-write-bloat/main.rs b/src/test/run-make/fmt-write-bloat/main.rs
new file mode 100644
index 000000000..e86c48014
--- /dev/null
+++ b/src/test/run-make/fmt-write-bloat/main.rs
@@ -0,0 +1,32 @@
+#![feature(lang_items)]
+#![feature(start)]
+#![no_std]
+
+use core::fmt;
+use core::fmt::Write;
+
+#[link(name = "c")]
+extern "C" {}
+
+struct Dummy;
+
+impl fmt::Write for Dummy {
+    #[inline(never)]
+    fn write_str(&mut self, _: &str) -> fmt::Result {
+        Ok(())
+    }
+}
+
+#[start]
+fn main(_: isize, _: *const *const u8) -> isize {
+    let _ = writeln!(Dummy, "Hello World");
+    0
+}
+
+#[lang = "eh_personality"]
+fn eh_personality() {}
+
+#[panic_handler]
+fn panic(_: &core::panic::PanicInfo) -> ! {
+    loop {}
+}