diff options
| -rw-r--r-- | tests/span_tests.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/tests/span_tests.cpp b/tests/span_tests.cpp index d27d645..ee23009 100644 --- a/tests/span_tests.cpp +++ b/tests/span_tests.cpp @@ -31,12 +31,15 @@ #include <vector> // for vector #include <utility> +// the string_view include and macro are used in the deduciton guide verification +#if (defined(__cpp_deduction_guides) && (__cpp_deduction_guides >= 201611L)) #ifdef __has_include #if __has_include(<string_view>) #include <string_view> #define HAS_STRING_VIEW -#endif -#endif +#endif // __has_include(<string_view>) +#endif // __has_include +#endif // (defined(__cpp_deduction_guides) && (__cpp_deduction_guides >= 201611L)) using namespace std; using namespace gsl; |