1#! /bin/sh
2# Copyright (C) 1998-2021 Free Software Foundation, Inc.
3#
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 2, or (at your option)
7# any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program.  If not, see <https://www.gnu.org/licenses/>.
16
17# Yet another '+=' test.
18
19. test-init.sh
20
21cat >> configure.ac << 'END'
22AC_PROG_CC
23END
24
25cat > Makefile.am << 'END'
26bin_PROGRAMS = foo
27CC += -Dwhatever
28END
29
30$ACLOCAL
31$AUTOMAKE
32$FGREP '@CC@ -Dwhatever' Makefile.in
33
34:
35