scripts/min-tool-version.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0-only
   3 #
   4 # Print the minimum supported version of the given tool.
   5 # When you raise the minimum version, please update
   6 # Documentation/process/changes.rst as well.
   7
   8 set -e
   9
  10 if [ $# != 1 ]; then
  11         echo "Usage: $0 toolname" >&2
  12         exit 1
  13 fi
  14
  15 case "$1" in
  16 binutils)
  17         echo 2.23.0
  18         ;;
  19 gcc)
  20         # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63293
  21         # https://lore.kernel.org/r/20210107111841.GN1551@shell.armlinux.org.uk
  22         if [ "$SRCARCH" = arm64 ]; then
  23                 echo 5.1.0
  24         else
  25                 echo 4.9.0
  26         fi
  27         ;;
  28 icc)
  29         # temporary
  30         echo 16.0.3
  31         ;;
  32 llvm)
  33         # https://lore.kernel.org/r/YMtib5hKVyNknZt3@osiris/
  34         if [ "$SRCARCH" = s390 ]; then
  35                 echo 13.0.0
  36         else
  37                 echo 10.0.1
  38         fi
  39         ;;
  40 *)
  41         echo "$1: unknown tool" >&2
  42         exit 1
  43         ;;
  44 esac