| #!/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 "$1" in | 
 | binutils) | 
 | 	echo 2.23.0 | 
 | 	;; | 
 | gcc) | 
 | 	echo 5.1.0 | 
 | 	;; | 
 | icc) | 
 | 	# temporary | 
 | 	echo 16.0.3 | 
 | 	;; | 
 | llvm) | 
 | 	# https://lore.kernel.org/r/YMtib5hKVyNknZt3@osiris/ | 
 | 	if [ "$SRCARCH" = s390 ]; then | 
 | 		echo 13.0.0 | 
 | 	else | 
 | 		echo 10.0.1 | 
 | 	fi | 
 | 	;; | 
 | *) | 
 | 	echo "$1: unknown tool" >&2 | 
 | 	exit 1 | 
 | 	;; | 
 | esac |