Migrate run-make/cdylib to rmake.rs

src/tools/tidy/src/allowed_run_make_makefiles.txt

@@ -15,7 +15,6 @@ run-make/c-unwind-abi-catch-panic/Makefile
 run-make/cat-and-grep-sanity-check/Makefile
 run-make/cdylib-dylib-linkage/Makefile
 run-make/cdylib-fewer-symbols/Makefile
-run-make/cdylib/Makefile
 run-make/codegen-options-parsing/Makefile
 run-make/comment-section/Makefile
 run-make/compiler-lookup-paths-2/Makefile

tests/run-make/cdylib/rmake.rs

@@ -0,0 +1,34 @@
+// When the cdylib crate type was added as a variation of dylib, it needed a test to check its function.
+// See https://github.com/rust-lang/rust/pull/33553
+
+// @ignore-cross-compile
+
+use std::fs::remove_file;
+
+use run_make_support::{dynamic_lib, is_msvc, run, rustc, tmp_dir, Cc};
+
+fn main() {
+    rustc().input("bar.rs").run();
+    rustc().input("foo.rs").run();
+
+    if is_msvc() {
+        Cc::new()
+            .input("foo.c")
+            .arg(tmp_dir().join("foo.dll.lib"))
+            .out_exe("foo")
+            .run();
+    } else {
+        Cc::new()
+            .input("foo.c")
+            .arg("-lfoo")
+            .output(tmp_dir().join("foo"))
+            .library_search_path(tmp_dir())
+            .run();
+    }
+
+    run("foo");
+    remove_file(dynamic_lib("foo")).unwrap();
+
+    rustc().input("foo.rs").arg("-Clto").run();
+    run("foo");
+}