| Current Path : /compat/linux/proc/self/root/usr/src/tools/regression/bin/sh/expansion/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //compat/linux/proc/self/root/usr/src/tools/regression/bin/sh/expansion/arith11.0 |
# $FreeBSD: release/9.1.0/tools/regression/bin/sh/expansion/arith11.0 218626 2011-02-12 23:44:05Z jilles $ # Try to divide the smallest integer by -1. # On amd64 this causes SIGFPE, so make sure the shell checks. # Calculate the minimum possible value, assuming two's complement and # a certain interpretation of overflow when shifting left. minint=1 while [ $((minint <<= 1)) -gt 0 ]; do : done v=$( eval ': $((minint / -1))' 2>&1 >/dev/null) [ $? -ne 0 ] && [ -n "$v" ]