- tet_printf("%s Failed in %s at line %d\n", __PRETTY_FUNCTION__, __FILE__, __LINE__);
+ tet_printf("%s Failed in %s at line %d, %u'th buffer (input : %u != expect : %u)\n", __PRETTY_FUNCTION__, __FILE__, __LINE__, i, static_cast<unsigned int>(*bufferPtr), static_cast<unsigned int>(*refBufferPtr));