Changed an #if to #ifdef

2017-09-13 19:26:38 +02:00 · 2017-09-13 19:26:38 +02:00 · 20193194c3
parent 756f8e3540
commit 20193194c3
1 changed files with 2 additions and 2 deletions
--- a/include/TGUI/Config.hpp
+++ b/include/TGUI/Config.hpp
@ -93,13 +93,13 @@
 #endif

 // Enable constexpr when using Clang or at least GCC 5 or MSVC++ 14.1 (VS2017)
-#if _MSC_VER
+#if defined(_MSC_VER)
    #if _MSC_VER >= 1910
        #define TGUI_CONSTEXPR constexpr
    #else
        #define TGUI_CONSTEXPR
    #endif
-#elif __GNUC__
+#elif defined(__GNUC__)
    #if __cpp_constexpr >= 201304
        #define TGUI_CONSTEXPR constexpr
    #else