1 files changed, 18 insertions, 0 deletions
diff --git a/src/tools/rustfmt/tests/target/extern_not_explicit.rs b/src/tools/rustfmt/tests/target/extern_not_explicit.rs
new file mode 100644
index 000000000..b55b64d05
--- /dev/null
+++ b/src/tools/rustfmt/tests/target/extern_not_explicit.rs
@@ -0,0 +1,18 @@
+// rustfmt-force_explicit_abi: false
+
+extern {
+    fn some_fn() -> ();
+}
+
+extern fn sup() {}
+
+type funky_func = extern fn(
+    unsafe extern "rust-call" fn(
+        *const JSJitInfo,
+        *mut JSContext,
+        HandleObject,
+        *mut libc::c_void,
+        u32,
+        *mut JSVal,
+    ) -> u8,
+);