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core, log: fix tautology compare error with toolchain llvm

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smlng 2017-03-06 22:29:26 +01:00
parent f839e73b1a
commit 1b69f281f9
1 changed files with 10 additions and 1 deletions
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11
core/include/log.h
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@ -73,7 +73,16 @@ enum {
/** /**
* @brief Log message if level <= LOG_LEVEL * @brief Log message if level <= LOG_LEVEL
*/ */
#define LOG(level, ...) if (level <= LOG_LEVEL) log_write(level, __VA_ARGS__) #ifdef __clang__ /* following pragmas required for clang 3.8.0 */
#define LOG(level, ...) do { \
_Pragma("clang diagnostic push") \
_Pragma("clang diagnostic ignored \"-Wtautological-compare\"") \
if ((level) <= LOG_LEVEL) log_write((level), __VA_ARGS__); } while (0U) \
_Pragma("clang diagnostic pop")
#else
#define LOG(level, ...) do { \
if ((level) <= LOG_LEVEL) log_write((level), __VA_ARGS__); } while (0U)
#endif /* __clang__ */
/** /**
* @brief logging convenience defines * @brief logging convenience defines