RPM build fix (reverted CI changes which will need to be un-reverted or made conditional) and vendor Rust dependencies to make builds much faster in any CI system.

zeroidc/vendor/cbindgen/tests/expectations/monomorph_3.cpp

@@ -0,0 +1,35 @@
+#include <cstdarg>
+#include <cstdint>
+#include <cstdlib>
+#include <ostream>
+#include <new>
+
+template<typename T = void>
+struct Bar;
+
+template<typename T>
+union Foo {
+  const T *data;
+};
+
+template<typename T, typename E>
+union Tuple {
+  const T *a;
+  const E *b;
+};
+
+template<typename T>
+using Indirection = Tuple<T, float>;
+
+extern "C" {
+
+void root(Foo<int32_t> a,
+          Foo<float> b,
+          Bar<float> c,
+          Foo<Bar<float>> d,
+          Bar<Foo<float>> e,
+          Bar<Bar<float>> f,
+          Tuple<Foo<float>, float> g,
+          Indirection<float> h);
+
+} // extern "C"