175 #define LAZY_STREAM(stream, condition)                                  \  argument
176   !(condition) ? (void) 0 : ::logging::LogMessageVoidify() & (stream) /* NOLINT */
189 #define LOG_IF(severity, condition) \  argument
190   LAZY_STREAM(LOG_STREAM(severity), LOG_IS_ON(severity) && (condition))
199 #define VLOG_IF(verbose_level, condition) \  argument
201       VLOG_IS_ON(verbose_level) && (condition))
205 #define LOG_ASSERT(condition)  \  argument
206   LOG_IF(FATAL, !(condition)) << "Assert failed: " #condition ". "
207 #define SYSLOG_ASSERT(condition) \  argument
208   SYSLOG_IF(FATAL, !(condition)) << "Assert failed: " #condition ". "
213 #define PLOG_IF(severity, condition) \  argument
214   LAZY_STREAM(PLOG_STREAM(severity), LOG_IS_ON(severity) && (condition))
227 #define CHECK(condition)                       \  argument
228   LAZY_STREAM(LOG_STREAM(FATAL), !(condition)) \
229   << "Check failed: " #condition ". "
231 #define PCHECK(condition) \  argument
232   LAZY_STREAM(PLOG_STREAM(FATAL), !(condition)) \
233   << "Check failed: " #condition ". "
325 #define DLOG_IF(severity, condition) LOG_IF(severity, condition)  argument
326 #define DLOG_ASSERT(condition) LOG_ASSERT(condition)  argument
327 #define DPLOG_IF(severity, condition) PLOG_IF(severity, condition)  argument
328 #define DVLOG_IF(verboselevel, condition) VLOG_IF(verboselevel, condition)  argument
329 #define DVPLOG_IF(verboselevel, condition) VPLOG_IF(verboselevel, condition)  argument
339 #define DLOG_IF(severity, condition) EAT_STREAM_PARAMETERS
340 #define DLOG_ASSERT(condition) EAT_STREAM_PARAMETERS
341 #define DPLOG_IF(severity, condition) EAT_STREAM_PARAMETERS
342 #define DVLOG_IF(verboselevel, condition) EAT_STREAM_PARAMETERS
343 #define DVPLOG_IF(verboselevel, condition) EAT_STREAM_PARAMETERS
393 #define DCHECK(condition)                                         \  argument
394   LAZY_STREAM(LOG_STREAM(DCHECK), DCHECK_IS_ON && !(condition))   \
395   << "Check failed: " #condition ". "
397 #define DPCHECK(condition)                                        \  argument
398   LAZY_STREAM(PLOG_STREAM(DCHECK), DCHECK_IS_ON && !(condition))  \
399   << "Check failed: " #condition ". "
589 #define RAW_CHECK(condition)                                                   \  argument
591     if (!(condition))                                                          \
592       logging::RawLog(logging::LOG_FATAL, "Check failed: " #condition "\n");   \