Restoring defined(PYBIND11_CPP20) in common.h

pybind · Feb 15, 2022 · 533e5ad · 533e5ad
1 parent e263cda
commit 533e5ad
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/pybind11/detail/common.h b/include/pybind11/detail/common.h
@@ -822,7 +822,7 @@ struct is_template_base_of_impl {
 /// Check if a template is the base of a type. For example:
 /// `is_template_base_of<Base, T>` is true if `struct T : Base<U> {}` where U can be anything
 template <template <typename...> class Base, typename T>
-#if !defined(_MSC_VER) // Sadly, all MSVC versions incl. 2022 need this.
+#if defined(PYBIND11_CPP20) || !defined(_MSC_VER) // Sadly, all MSVC versions incl. 2022 need this.
 using is_template_base_of
     = decltype(is_template_base_of_impl<Base>::check((intrinsic_t<T> *) nullptr));
 #else