From 8d907dadfbe9d605185b968bc8a9aa73fd196f5b Mon Sep 17 00:00:00 2001
From: Jordan Maples <jomaples@microsoft.com>
Date: Thu, 9 Apr 2020 14:35:44 -0700
Subject: [PATCH] prevent comparison for apple clang versions older than 11

---
 tests/span_compatibility_tests.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/span_compatibility_tests.cpp b/tests/span_compatibility_tests.cpp
index ef9e50c..d8e9e99 100644
--- a/tests/span_compatibility_tests.cpp
+++ b/tests/span_compatibility_tests.cpp
@@ -48,7 +48,7 @@ static_assert(!std::is_convertible<Derived (*)[], Base (*)[]>::value,
 // Filtering g++ version < 8, clang version < 7, and XCode 9.4 and 10.1 which looks to be Apple clang versions 9.1 and 10.0.
 #if (defined(_MSC_VER)) || \
 (defined(__GNUC__) && __GNUC__ > 7) || \
-(defined(__apple_build_version__) && __apple_build_version__ != 10001145 && __apple_build_version__ != 9020039 ) || \
+(defined(__apple_build_version__) && defined(__clang__) && __clang_major__ > 10 ) || \
 (defined(__clang__) && __clang_major__ > 6)
 template <class = void>
 void ArrayConvertibilityCheck()