master 37d3c16 2/2: Tiny simplification of frac_to_double

[Paul Eggert]

branch: master
commit 37d3c1618b6cdf7efc90015fb2786aa30ef0de47
Author: Paul Eggert <address@hidden>
Commit: Paul Eggert <address@hidden>

    Tiny simplification of frac_to_double
    
    * src/timefns.c (frac_to_double): Remove unnecessary runtime check,
    since the denominator is always positive.
---
 src/timefns.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/timefns.c b/src/timefns.c
index a9595b5..7bcc37d 100644
--- a/src/timefns.c
+++ b/src/timefns.c
@@ -593,7 +593,7 @@ timespec_to_lisp (struct timespec t)
 }
 
 /* Return NUMERATOR / DENOMINATOR, rounded to the nearest double.
-   Arguments must be Lisp integers, and DENOMINATOR must be nonzero.  */
+   Arguments must be Lisp integers, and DENOMINATOR must be positive.  */
 static double
 frac_to_double (Lisp_Object numerator, Lisp_Object denominator)
 {
@@ -601,7 +601,6 @@ frac_to_double (Lisp_Object numerator, Lisp_Object 
denominator)
   if (FASTER_TIMEFNS
       && integer_to_intmax (numerator, &intmax_numerator)
       && integer_to_intmax (denominator, &intmax_denominator)
-      && ! INT_DIVIDE_OVERFLOW (intmax_numerator, intmax_denominator)
       && intmax_numerator % intmax_denominator == 0)
     return intmax_numerator / intmax_denominator;