*
* Similar to vasprintf(), but returns a pointer to the newly created string (or aborts on error).
*/
-XBT_PUBLIC char* bvprintf(const char* fmt, va_list ap);
+XBT_PUBLIC char* bvprintf(const char* fmt, va_list ap) XBT_ATTRIB_PRINTF(1, 0);
/** @brief print to allocated string
*
* Similar to asprintf(), but returns a pointer to the newly created string (or aborts on error).