|  | #!/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 |