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-rw-r--r--manual/arith.texi18
-rwxr-xr-xmanual/libm-err-tab.pl3
2 files changed, 20 insertions, 1 deletions
diff --git a/manual/arith.texi b/manual/arith.texi
index 07dd733..f9296a3 100644
--- a/manual/arith.texi
+++ b/manual/arith.texi
@@ -1932,6 +1932,24 @@ object pointed to by @var{x} is set to positive zero and a nonzero
value is returned. They raise no floating-point exceptions.
@end deftypefun
+@comment math.h
+@comment ISO
+@deftypefun int setpayloadsig (double *@var{x}, double @var{payload})
+@comment math.h
+@comment ISO
+@deftypefunx int setpayloadsigf (float *@var{x}, float @var{payload})
+@comment math.h
+@comment ISO
+@deftypefunx int setpayloadsigl (long double *@var{x}, long double @var{payload})
+@safety{@prelim{}@mtsafe{}@assafe{}@acsafe{}}
+These functions, defined by TS 18661-1:2014, set the object pointed to
+by @var{x} to a signaling NaN with payload @var{payload} and a zero
+sign bit and return zero. If @var{payload} is not a positive-signed
+integer that is a valid payload for a signaling NaN of the given type,
+the object pointed to by @var{x} is set to positive zero and a nonzero
+value is returned. They raise no floating-point exceptions.
+@end deftypefun
+
@node FP Comparison Functions
@subsection Floating-Point Comparison Functions
@cindex unordered comparison
diff --git a/manual/libm-err-tab.pl b/manual/libm-err-tab.pl
index 1464606..6d0bffc 100755
--- a/manual/libm-err-tab.pl
+++ b/manual/libm-err-tab.pl
@@ -67,7 +67,8 @@ use vars qw (%results @all_floats %suffices @all_functions);
# canonicalize, fpclassify, getpayload, iscanonical, isnormal,
# isfinite, isinf, isnan, issignaling, issubnormal, iszero, signbit,
# iseqsig, isgreater, isgreaterequal, isless, islessequal,
-# islessgreater, isunordered, setpayload, totalorder, totalordermag
+# islessgreater, isunordered, setpayload, setpayloadsig,
+# totalorder, totalordermag
# are not tabulated.
if ($#ARGV == 0) {