min-tool-version.sh
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-only
#
# Print the minimum supported version of the given tool.
# When you raise the minimum version, please update
# Documentation/process/changes.rst as well.
set -e
if [ $# != 1 ]; then
echo "Usage: $0 toolname" >&2
exit 1
fi
case "$1" in
binutils)
echo 2.23.0
;;
gcc)
echo 5.1.0
;;
icc)
# temporary
echo 16.0.3
;;
llvm)
if [ "$SRCARCH" = s390 ]; then
echo 15.0.0
else
echo 11.0.0
fi
;;
rustc)
echo 1.62.0
;;
bindgen)
echo 0.56.0
;;
*)
echo "$1: unknown tool" >&2
exit 1
;;
esac