From 7f3caba522f4d24764f29d83aa2de9198bb7f01c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 24 May 2024 06:52:22 +0200 Subject: Adding upstream version 6.8. Signed-off-by: Daniel Baumann --- man3/powerof2.3 | 46 ---------------------------------------------- 1 file changed, 46 deletions(-) delete mode 100644 man3/powerof2.3 (limited to 'man3/powerof2.3') diff --git a/man3/powerof2.3 b/man3/powerof2.3 deleted file mode 100644 index cc21e4d..0000000 --- a/man3/powerof2.3 +++ /dev/null @@ -1,46 +0,0 @@ -.\" Copyright (C) 2022 Alejandro Colomar -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.TH powerof2 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -powerof2 \- test if a value is a power of 2 -.SH LIBRARY -Standard C library -.RI ( libc ) -.SH SYNOPSIS -.nf -.B #include -.P -.BI "int powerof2(" x ); -.fi -.SH DESCRIPTION -This macro returns true if -.I x -is a power of 2, -and false otherwise. -.P -.B 0 -is considered a power of 2. -This can make sense considering wrapping of unsigned integers, -and has interesting properties. -.SH RETURN VALUE -True or false, -if -.I x -is a power of 2 or not, -respectively. -.SH STANDARDS -BSD. -.SH CAVEATS -The arguments may be evaluated more than once. -.P -Because this macro is implemented using bitwise operations, -some negative values can invoke undefined behavior. -For example, -the following invokes undefined behavior: -.IR "powerof2(INT_MIN);". -Call it only with unsigned types to be safe. -.SH SEE ALSO -.BR stdc_bit_ceil (3), -.BR stdc_bit_floor (3) -- cgit v1.2.3