rust/bindgen: Use Meson rules for C++ headers

Bindgen natively only considers .hpp to be C++ headers, but Meson
considers some additional extensions including .hh and .hxx to be C++.

1 files changed, 7 insertions, 0 deletions

diff --git a/test cases/rust/12 bindgen/src/impl.cpp b/test cases/rust/12 bindgen/src/impl.cpp
new file mode 100644
index 000000000..39c8f2ebe
--- /dev/null
+++ b/test cases/rust/12 bindgen/src/impl.cpp
@@ -0,0 +1,7 @@
+#include "header.hpp"
+
+MyClass::MyClass() : val{7} {};
+
+int MyClass::method() const {
+    return val;
+}