This warning indicates that GCC could not do a particular sort
of loop optimization. It pops up randomly in certain forms of
looping code, and seems safe to ignore.
nw="$nw -Winline" # daemon.h's asprintf_nowarn
nw="$nw -Wshadow" # numerous, plus we're not unanimous
# ?? -Wstrict-overflow
nw="$nw -Winline" # daemon.h's asprintf_nowarn
nw="$nw -Wshadow" # numerous, plus we're not unanimous
# ?? -Wstrict-overflow
+ nw="$nw -Wunsafe-loop-optimizations" # just a warning that an optimization
+ # was not possible, safe to ignore
gl_MANYWARN_ALL_GCC([ws])
gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
gl_MANYWARN_ALL_GCC([ws])
gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])