rewrite extern-fn-struct-passing-abi to rmake

Author: Oneirical

src/tools/tidy/src/allowed_run_make_makefiles.txt

@@ -28,7 +28,6 @@ run-make/extern-fn-explicit-align/Makefile
 run-make/extern-fn-generic/Makefile
 run-make/extern-fn-mangle/Makefile
 run-make/extern-fn-reachable/Makefile
-run-make/extern-fn-struct-passing-abi/Makefile
 run-make/extern-fn-with-packed-struct/Makefile
 run-make/extern-fn-with-union/Makefile
 run-make/extern-multiple-copies/Makefile

tests/run-make/extern-fn-struct-passing-abi/Makefile

@@ -0,0 +1,16 @@
+// Functions with more than 6 arguments using foreign function interfaces (FFI) with C libraries
+// would have their arguments unexpectedly swapped, causing unexpected behaviour in Rust-C FFI
+// programs. This test compiles and executes Rust code with bulky functions of up to 7 arguments
+// and uses assertions to check for unexpected swaps.
+// See https://github.com/rust-lang/rust/issues/25594
+
+//@ ignore-cross-compile
+// Reason: the compiled binary is executed
+
+use run_make_support::{build_native_static_lib, run, rustc};
+
+fn main() {
+    build_native_static_lib("test");
+    rustc().input("test.rs").run();
+    run("test");
+}