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| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | manual/arith.texi | 24 |
2 files changed, 18 insertions, 12 deletions
diff --git a/ChangeLog b/ChangeLog index d01eda76ff..a9a99f0a8e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2017-06-22 Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> + * manual/arith.texi (Remainder Functions): Describe remainder as + primary and drem as an alternative name. Change the comment on + remainder to ISO, since it is defined in ISO C99. + +2017-06-22 Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> + * stdlib/tst-strtod.h (MMFUNC): New macro to provide an addition macro expansion. (GEN_TEST_STRTOD_FOREACH): Use MMFUNC for _Float128. diff --git a/manual/arith.texi b/manual/arith.texi index dd6020cf4f..e403cb51cd 100644 --- a/manual/arith.texi +++ b/manual/arith.texi @@ -1591,31 +1591,31 @@ less than the magnitude of the @var{denominator}. If @var{denominator} is zero, @code{fmod} signals a domain error. @end deftypefun -@deftypefun double drem (double @var{numerator}, double @var{denominator}) -@deftypefunx float dremf (float @var{numerator}, float @var{denominator}) -@deftypefunx {long double} dreml (long double @var{numerator}, long double @var{denominator}) -@standards{BSD, math.h} +@deftypefun double remainder (double @var{numerator}, double @var{denominator}) +@deftypefunx float remainderf (float @var{numerator}, float @var{denominator}) +@deftypefunx {long double} remainderl (long double @var{numerator}, long double @var{denominator}) +@standards{ISO, math.h} @safety{@prelim{}@mtsafe{}@assafe{}@acsafe{}} These functions are like @code{fmod} except that they round the internal quotient @var{n} to the nearest integer instead of towards zero -to an integer. For example, @code{drem (6.5, 2.3)} returns @code{-0.4}, -which is @code{6.5} minus @code{6.9}. +to an integer. For example, @code{remainder (6.5, 2.3)} returns +@code{-0.4}, which is @code{6.5} minus @code{6.9}. The absolute value of the result is less than or equal to half the absolute value of the @var{denominator}. The difference between -@code{fmod (@var{numerator}, @var{denominator})} and @code{drem +@code{fmod (@var{numerator}, @var{denominator})} and @code{remainder (@var{numerator}, @var{denominator})} is always either @var{denominator}, minus @var{denominator}, or zero. -If @var{denominator} is zero, @code{drem} signals a domain error. +If @var{denominator} is zero, @code{remainder} signals a domain error. @end deftypefun -@deftypefun double remainder (double @var{numerator}, double @var{denominator}) -@deftypefunx float remainderf (float @var{numerator}, float @var{denominator}) -@deftypefunx {long double} remainderl (long double @var{numerator}, long double @var{denominator}) +@deftypefun double drem (double @var{numerator}, double @var{denominator}) +@deftypefunx float dremf (float @var{numerator}, float @var{denominator}) +@deftypefunx {long double} dreml (long double @var{numerator}, long double @var{denominator}) @standards{BSD, math.h} @safety{@prelim{}@mtsafe{}@assafe{}@acsafe{}} -This function is another name for @code{drem}. +This function is another name for @code{remainder}. @end deftypefun @node FP Bit Twiddling |