unilbrk/u*-possible-linebreaks: Fix undefined behaviour. Reported by Jeffrey Walton <noloader@gmail.com>. * lib/unilbrk/u8-possible-linebreaks.c (u8_possible_linebreaks): Don't invoke memset with a zero size. * lib/unilbrk/u16-possible-linebreaks.c (u16_possible_linebreaks): Likewise. * lib/unilbrk/u32-possible-linebreaks.c (u32_possible_linebreaks): Adjust accordingly.

Description:
Finds the index of the least-significant set bit.

Files:
lib/ffsl.h
lib/ffsll.c
m4/ffsll.m4

Depends-on:
extensions
string
ffs             [test $HAVE_FFSLL = 0]

configure.ac:
gl_FUNC_FFSLL
if test $HAVE_FFSLL = 0; then
  AC_LIBOBJ([ffsll])
fi
gl_STRING_MODULE_INDICATOR([ffsll])

Makefile.am:

Include:
<string.h>

License:
LGPLv2+

Maintainer:
Eric Blake