r7337@Kushana: nickm | 2006-08-11 00:42:04 -0700

Only use __builtin_offsetof with gcc 4 or later


svn:r7028
This commit is contained in:
Nick Mathewson 2006-08-11 07:42:11 +00:00
parent f294575469
commit 33fc829273

View File

@ -97,7 +97,7 @@ extern int dmalloc_free(const char *file, const int line, void *pnt,
#define tor_memdup(s, n) _tor_memdup(s, n DMALLOC_ARGS) #define tor_memdup(s, n) _tor_memdup(s, n DMALLOC_ARGS)
/** Return the offset of <b>member</b> within the type <b>tp</b>, in bytes */ /** Return the offset of <b>member</b> within the type <b>tp</b>, in bytes */
#ifdef __GNUC__ #if defined(__GNUC__) && __GNUC__ > 3
#define STRUCT_OFFSET(tp, member) __builtin_offsetof(tp, member) #define STRUCT_OFFSET(tp, member) __builtin_offsetof(tp, member)
#else #else
#define STRUCT_OFFSET(tp, member) \ #define STRUCT_OFFSET(tp, member) \