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| author | Alejandro Colomar <alx@kernel.org> | 2024-03-31 22:38:52 +0200 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2024-04-03 09:16:22 -0300 |
| commit | 95c70fd0d467450e75354316453824693f07c3cc (patch) | |
| tree | 8815e7bb85bc9bc3d6bbdc7419c475bcd3798390 | |
| parent | e01b3b86e821e1132da76ce79ebb301033141e6d (diff) | |
| download | glibc-95c70fd0d467450e75354316453824693f07c3cc.zip glibc-95c70fd0d467450e75354316453824693f07c3cc.tar.gz glibc-95c70fd0d467450e75354316453824693f07c3cc.tar.bz2 | |
manual: significand() uses FLT_RADIX, not 2
It's implemented using scalb(), which uses FLT_RADIX, AFAIK.
Link: <https://lore.kernel.org/linux-man/ZeYKUOKYS7G90SaV@debian/T/#mf21ab57e16b92eb6be6c7df79dc0eb43d4454056>
Reported-by: Morten Welinder <mwelinder@gmail.com>
Cc: Adhemerval Zanella Netto <adhemerval.zanella@linaro.org>
Cc: Vincent Lefevre <vincent@vinc17.net>
Cc: DJ Delorie <dj@redhat.com>
Cc: Paul Zimmermann <Paul.Zimmermann@inria.fr>
Cc: Andreas Schwab <schwab@linux-m68k.org>
Signed-off-by: Alejandro Colomar <alx@kernel.org>
Reviewed-by: DJ Delorie <dj@redhat.com>
| -rw-r--r-- | manual/arith.texi | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/manual/arith.texi b/manual/arith.texi index 0742c08..034d9d2 100644 --- a/manual/arith.texi +++ b/manual/arith.texi @@ -1395,7 +1395,7 @@ The @code{scalb} function is the BSD name for @code{ldexp}. @standards{BSD, math.h} @safety{@prelim{}@mtsafe{}@assafe{}@acsafe{}} @code{significand} returns the mantissa of @var{x} scaled to the range -@math{[1, 2)}. +@math{[1, @code{FLT_RADIX})}. It is equivalent to @w{@code{scalb (@var{x}, (double) -ilogb (@var{x}))}}. This function exists mainly for use in certain standardized tests |