From 308a14f85158f1545000499a64bc170d688a0db9 Mon Sep 17 00:00:00 2001 From: June McEnroe Date: Thu, 10 Jan 2019 18:48:02 -0500 Subject: Import /usr/src/bin/sh from FreeBSD 12.0-RELEASE --- bin/cash/tests/expansion/arith11.0 | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 bin/cash/tests/expansion/arith11.0 (limited to 'bin/cash/tests/expansion/arith11.0') diff --git a/bin/cash/tests/expansion/arith11.0 b/bin/cash/tests/expansion/arith11.0 new file mode 100644 index 00000000..dc3f07a3 --- /dev/null +++ b/bin/cash/tests/expansion/arith11.0 @@ -0,0 +1,12 @@ +# $FreeBSD: releng/12.0/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" ] -- cgit 1.4.1