Suppress MSVC warning C4127 (conditional expression is constant) in headers

Author: JkarVN

include/pcg_extras.hpp

@@ -55,6 +55,9 @@
 
 #ifdef __GNUC__
     #define PCG_NOINLINE __attribute__((noinline))
+#elif defined(_MSC_VER)
+    #define PCG_NOINLINE __declspec(noinline)
+    #pragma warning(disable:4127) // conditional expression is constant
 #else
     #define PCG_NOINLINE
 #endif

include/pcg_random.hpp

@@ -90,6 +90,7 @@
 
 #ifdef _MSC_VER
     #pragma warning(disable:4146)
+    #pragma warning(disable:4127) // conditional expression is constant
 #endif
 
 #ifdef _MSC_VER