blob: d3caefe53eab992f39e0a5a15e6118db3521298c [file] [log] [blame]
Emese Revfy6b90bd42016-05-24 00:09:38 +02001#!/bin/sh
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01002# SPDX-License-Identifier: GPL-2.0
Emese Revfy6b90bd42016-05-24 00:09:38 +02003srctree=$(dirname "$0")
Kees Cooked58c0e2016-06-17 23:11:12 -07004
5SHOW_ERROR=
6if [ "$1" = "--show-error" ] ; then
7 SHOW_ERROR=1
8 shift || true
9fi
10
Emese Revfy6b90bd42016-05-24 00:09:38 +020011gccplugins_dir=$($3 -print-file-name=plugin)
12plugincc=$($1 -E -x c++ - -o /dev/null -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
13#include "gcc-common.h"
14#if BUILDING_GCC_VERSION >= 4008 || defined(ENABLE_BUILD_WITH_CXX)
15#warning $2 CXX
16#else
17#warning $1 CC
18#endif
19EOF
20)
21
22if [ $? -ne 0 ]
23then
Kees Cooked58c0e2016-06-17 23:11:12 -070024 if [ -n "$SHOW_ERROR" ] ; then
25 echo "${plugincc}" >&2
26 fi
Emese Revfy6b90bd42016-05-24 00:09:38 +020027 exit 1
28fi
29
30case "$plugincc" in
31 *"$1 CC"*)
32 echo "$1"
33 exit 0
34 ;;
35
36 *"$2 CXX"*)
37 # the c++ compiler needs another test, see below
38 ;;
39
40 *)
41 exit 1
42 ;;
43esac
44
45# we need a c++ compiler that supports the designated initializer GNU extension
46plugincc=$($2 -c -x c++ -std=gnu++98 - -fsyntax-only -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
47#include "gcc-common.h"
48class test {
49public:
50 int test;
51} test = {
52 .test = 1
53};
54EOF
55)
56
57if [ $? -eq 0 ]
58then
59 echo "$2"
60 exit 0
61fi
Kees Cooked58c0e2016-06-17 23:11:12 -070062
63if [ -n "$SHOW_ERROR" ] ; then
64 echo "${plugincc}" >&2
65fi
Emese Revfy6b90bd42016-05-24 00:09:38 +020066exit 1