#define FLEXIBLE_ARRAY 0
#endif
+#if __GNUC__ >= 3
+#define ATTRIBUTE_ALIGNED(n) __attribute__((aligned(n)))
+#else
+#define ATTRIBUTE_ALIGNED(n) /*nothing*/
+#endif
+
/* Fix for mingw stat problem (done here so it's early enough) */
#ifdef mingw32_HOST_OS
#define __MSVCRT__ 1
* We often want to know the size of something in units of an
* StgWord... (rounded up, of course!)
*/
-#define sizeofW(t) ((sizeof(t)+sizeof(W_)-1)/sizeof(W_))
+#define ROUNDUP_BYTES_TO_WDS(n) (((n) + sizeof(W_) - 1) / sizeof(W_))
+
+#define sizeofW(t) ROUNDUP_BYTES_TO_WDS(sizeof(t))
/*
* It's nice to be able to grep for casts