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bench.h: fix getsec() double time conversion on Apple Silicon #5842

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Merged
martin-frbg merged 1 commit into from
Jun 20, 2026
+1 −3
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bench.h: fix getsec() double time conversion on Apple Silicon #5842

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4 changes: 1 addition & 3 deletions benchmark/bench.h
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Original file line number Diff line number Diff line change
Expand Up @@ -95,7 +95,6 @@ static void *aligned_alloc_cacheline(size_t n)
#if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS)
struct timeval start, stop;
#elif defined(__APPLE__)
mach_timebase_info_data_t info;
uint64_t start = 0, stop = 0;
#else
struct timespec start = { 0, 0 }, stop = { 0, 0 };
Expand All @@ -106,8 +105,7 @@ double getsec()
#if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS)
return (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6;
#elif defined(__APPLE__)
mach_timebase_info(&info);
return (double)(((stop - start) * info.numer)/info.denom) * 1.e-9;
return (double)(stop - start) * 1.e-9;
#else
return (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_nsec - start.tv_nsec)) * 1.e-9;
#endif
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