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#!/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 "$1" in
binutils)
echo 2.23.0
;;
gcc)
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63293
# https://lore.kernel.org/r/20210107111841.GN1551@shell.armlinux.org.uk
if [ "$SRCARCH" = arm64 ]; then
echo 5.1.0
else
echo 4.9.0
fi
;;
icc)
# temporary
echo 16.0.3
;;
llvm)
# https://lore.kernel.org/r/YMtib5hKVyNknZt3@osiris/
if [ "$SRCARCH" = s390 ]; then
echo 13.0.0
else
echo 10.0.1
fi
;;
*)
echo "$1: unknown tool" >&2
exit 1
;;
esac
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