From c95b3937fef3e2c63768f1b3b1dc2c898f23d91d Mon Sep 17 00:00:00 2001
From: B Stack <bgstack15@gmail.com>
Date: Wed, 22 Jul 2020 11:37:03 -0400
Subject: add upstream 11.0

---
 zen/string_traits.h | 4 ----
 1 file changed, 4 deletions(-)

(limited to 'zen/string_traits.h')

diff --git a/zen/string_traits.h b/zen/string_traits.h
index 69d76b44..76d601b3 100644
--- a/zen/string_traits.h
+++ b/zen/string_traits.h
@@ -99,11 +99,7 @@ ZEN_INIT_DETECT_MEMBER(length) //
 template <class S>
 class StringTraits
 {
-#if __cpp_lib_remove_cvref
     using CleanType       = std::remove_cvref_t<S>;
-#else
-    using CleanType       = std::remove_cv_t<std::remove_reference_t<S>>;
-#endif
     using NonArrayType    = std::remove_extent_t <CleanType>;
     using NonPtrType      = std::remove_pointer_t<NonArrayType>;
     using UndecoratedType = std::remove_cv_t     <NonPtrType>; //handle "const char* const"
-- 
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