2 # SPDX-License-Identifier: GPL-2.0
4 # clang-version [-p] clang-command
6 # Prints the compiler version of `clang-command' in a canonical 4-digit form
7 # such as `0500' for clang-5.0 etc.
9 # With the -p option, prints the patchlevel as well, for example `050001' for
15 if ! ( $compiler --version | grep -q clang) ; then
20 MAJOR=$(echo __clang_major__ | $compiler -E -x c - | tail -n 1)
21 MINOR=$(echo __clang_minor__ | $compiler -E -x c - | tail -n 1)
22 PATCHLEVEL=$(echo __clang_patchlevel__ | $compiler -E -x c - | tail -n 1)
23 printf "%d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL