Date: Wed, 6 Jun 2012 17:26:52 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r236690 - head/tools/tools/syscall_timing Message-ID: <201206061726.q56HQqhG027970@svn.freebsd.org>
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Author: kib Date: Wed Jun 6 17:26:52 2012 New Revision: 236690 URL: http://svn.freebsd.org/changeset/base/236690 Log: Do not execute a needed statement with side-effect in assert(). MFC after: 3 days Modified: head/tools/tools/syscall_timing/syscall_timing.c Modified: head/tools/tools/syscall_timing/syscall_timing.c ============================================================================== --- head/tools/tools/syscall_timing/syscall_timing.c Wed Jun 6 17:04:56 2012 (r236689) +++ head/tools/tools/syscall_timing/syscall_timing.c Wed Jun 6 17:26:52 2012 (r236690) @@ -71,20 +71,24 @@ alarm_handler(int signum) static void benchmark_start(void) { + int error; alarm_fired = 0; if (alarm_timeout) { signal(SIGALRM, alarm_handler); alarm(alarm_timeout); } - assert(clock_gettime(CLOCK_REALTIME, &ts_start) == 0); + error = clock_gettime(CLOCK_REALTIME, &ts_start); + assert(error == 0); } static void benchmark_stop(void) { + int error; - assert(clock_gettime(CLOCK_REALTIME, &ts_end) == 0); + error = clock_gettime(CLOCK_REALTIME, &ts_end); + assert(error == 0); } uintmax_t @@ -687,7 +691,7 @@ main(int argc, char *argv[]) const char *path; long long ll; char *endp; - int ch, i, j, k; + int ch, error, i, j, k; uintmax_t iterations, loops; alarm_timeout = 1; @@ -756,7 +760,8 @@ main(int argc, char *argv[]) } } - assert(clock_getres(CLOCK_REALTIME, &ts_res) == 0); + error = clock_getres(CLOCK_REALTIME, &ts_res); + assert(error == 0); printf("Clock resolution: %ju.%09ju\n", (uintmax_t)ts_res.tv_sec, (uintmax_t)ts_res.tv_nsec); printf("test\tloop\ttime\titerations\tperiteration\n");
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