fix: Fix Overloaded error for C++ 11

cwahn · Mar 7, 2024 · b0e5879 · b0e5879
1 parent fe7364a
commit b0e5879
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Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/include/efp/enum.hpp b/include/efp/enum.hpp
@@ -200,14 +200,21 @@ namespace detail {
     template<typename... Fs>
     struct Overloaded;
 
+#if __cplusplus >= 201402L
     template<>
     struct Overloaded<> {
-#if __cplusplus >= 201402L
         // Better error message without extra compilation cost is only available in >= C++14
         template<typename... Alts, EnableIf<True::value, int> = 0>
         auto operator()(BadParam, int _ = 0, Alts&&...) const {}
-#endif
     };
+#else
+    template<class F>
+    struct Overloaded<F>: F {
+        using F::operator();
+
+        Overloaded(const F& f) : F {f} {}
+    };
+#endif
 
     template<class F, class... Fs>
     struct Overloaded<F, Fs...>: F, Overloaded<Fs...> {

diff --git a/test/efp/cyclic_test copy.hpp b/test/efp/cyclic_test copy.hpp
@@ -3,7 +3,6 @@
 
 #include "efp.hpp"
 
-
 using namespace efp;
 
 TEST_CASE("Vcb Rule of 5", "Vcb") {
Original file line number	Diff line number	Diff line change
Expand Up		@@ -3,7 +3,6 @@

		#include "efp.hpp"


		using namespace efp;

		TEST_CASE("Vcb Rule of 5", "Vcb") {
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