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-rw-r--r--time/mktime.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/time/mktime.c b/time/mktime.c
index 63c82fc6a9..c8735164f6 100644
--- a/time/mktime.c
+++ b/time/mktime.c
@@ -141,7 +141,7 @@ shr (long_int a, int b)
long_int one = 1;
return (-one >> 1 == -1
? a >> b
- : a / (one << b) - (a % (one << b) < 0));
+ : (a + (a < 0)) / (one << b) - (a < 0));
}
/* Bounds for the intersection of __time64_t and long_int. */
@@ -211,8 +211,8 @@ ydhms_diff (long_int year1, long_int yday1, int hour1, int min1, int sec1,
Take care to avoid integer overflow here. */
int a4 = shr (year1, 2) + shr (TM_YEAR_BASE, 2) - ! (year1 & 3);
int b4 = shr (year0, 2) + shr (TM_YEAR_BASE, 2) - ! (year0 & 3);
- int a100 = a4 / 25 - (a4 % 25 < 0);
- int b100 = b4 / 25 - (b4 % 25 < 0);
+ int a100 = (a4 + (a4 < 0)) / 25 - (a4 < 0);
+ int b100 = (b4 + (b4 < 0)) / 25 - (b4 < 0);
int a400 = shr (a100, 2);
int b400 = shr (b100, 2);
int intervening_leap_days = (a4 - b4) - (a100 - b100) + (a400 - b400);