+/*
+ This one is a wx invention: like static cast but used when we intentionally
+ truncate from a larger to smaller type, static_cast<> can't be used for it
+ as it results in warnings when using some compilers (SGI mipspro for example)
+ */
+#if defined(__INTELC__) && defined(__cplusplus)
+ template <typename T, typename X>
+ inline T wx_truncate_cast_impl(X x)
+ {
+ #pragma warning(push)
+ /* implicit conversion of a 64-bit integral type to a smaller integral type */
+ #pragma warning(disable: 1682)
+ /* conversion from "X" to "T" may lose significant bits */
+ #pragma warning(disable: 810)
+
+ return x;
+
+ #pragma warning(pop)
+ }
+
+ #define wx_truncate_cast(t, x) wx_truncate_cast_impl<t>(x)
+
+#elif defined(__cplusplus) && defined(__VISUALC__) && __VISUALC__ >= 1310
+ template <typename T, typename X>
+ inline T wx_truncate_cast_impl(X x)
+ {
+ #pragma warning(push)
+ /* conversion from 'X' to 'T', possible loss of data */
+ #pragma warning(disable: 4267)
+
+ return x;
+
+ #pragma warning(pop)
+ }
+
+ #define wx_truncate_cast(t, x) wx_truncate_cast_impl<t>(x)
+#else
+ #define wx_truncate_cast(t, x) ((t)(x))
+#endif
+