diff options
Diffstat (limited to 'bin/1sh/tests/expansion/arith11.0')
| -rw-r--r-- | bin/1sh/tests/expansion/arith11.0 | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/bin/1sh/tests/expansion/arith11.0 b/bin/1sh/tests/expansion/arith11.0 new file mode 100644 index 00000000..6fc08175 --- /dev/null +++ b/bin/1sh/tests/expansion/arith11.0 @@ -0,0 +1,12 @@ +# $FreeBSD: releng/12.1/bin/sh/tests/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" ] |