From 6c90d759f613761de7ac435bbabcc373092cf8bc Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Thu, 15 Nov 2018 22:59:33 +0100 Subject: mktime: simplify offset guess [BZ#23789] * time/mktime.c (__mktime_internal): Omit excess precision. --- time/mktime.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'time') diff --git a/time/mktime.c b/time/mktime.c index 106b4eac26..0f905eb8fe 100644 --- a/time/mktime.c +++ b/time/mktime.c @@ -355,7 +355,7 @@ __mktime_internal (struct tm *tp, struct tm *(*convert) (const time_t *, struct tm *), mktime_offset_t *offset) { - long_int t, gt, t0, t1, t2, dt; + long_int t, gt, t0, t1, t2; struct tm tm; /* The maximum number of probes (calls to CONVERT) should be enough @@ -502,8 +502,8 @@ __mktime_internal (struct tm *tp, /* Set *OFFSET to the low-order bits of T - T0 - NEGATIVE_OFFSET_GUESS. This is just a heuristic to speed up the next mktime call, and correctness is unaffected if integer overflow occurs here. */ - INT_SUBTRACT_WRAPV (t, t0, &dt); - INT_SUBTRACT_WRAPV (dt, negative_offset_guess, offset); + INT_SUBTRACT_WRAPV (t, t0, offset); + INT_SUBTRACT_WRAPV (*offset, negative_offset_guess, offset); if (LEAP_SECONDS_POSSIBLE && sec_requested != tm.tm_sec) { -- cgit 1.4.1