cmcstl2 dependency changed to range-v3 0.9.1

test/metabench/CMakeLists.txt

@@ -26,7 +26,11 @@ function(add_metabench_test target name erb_path range)
     target_compile_features(${target} PUBLIC cxx_std_20)
     target_link_libraries(${target}
         PUBLIC
-            CONAN_PKG::cmcstl2
+            CONAN_PKG::range-v3
+    )
+    target_compile_options(${target}
+        PUBLIC
+            -fconcepts
     )
 endfunction()
 

test/metabench/make_dimension/hacks.h

@@ -22,7 +22,7 @@
 
 #pragma once
 
-#include <experimental/ranges/concepts>
+#include <concepts/concepts.hpp>
 
 #ifdef NDEBUG
 #define Expects(cond) (void)(cond);
@@ -34,10 +34,10 @@
 namespace std {
 
   // concepts
-  using experimental::ranges::same_as;
-  using experimental::ranges::derived_from;
-  using experimental::ranges::regular;
-  using experimental::ranges::totally_ordered;
-  using experimental::ranges::convertible_to;
+  using concepts::same_as;
+  using concepts::derived_from;
+  using concepts::regular;
+  using concepts::totally_ordered;
+  using concepts::convertible_to;
 
 }