1# This file is part of RawTherapee.
2#
3# Copyright (C) 2018 Flössie <floessie.mail@gmail.com>
4#
5# RawTherapee is free software: you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published by
7# the Free Software Foundation, either version 3 of the License, or
8# (at your option) any later version.
9#
10# RawTherapee is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13# GNU General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with RawTherapee.  If not, see <https://www.gnu.org/licenses/>.
17
18include(CheckCXXSourceCompiles)
19
20set(CMAKE_REQUIRED_QUIET_COPY "${CMAKE_REQUIRED_QUIET}")
21set(CMAKE_REQUIRED_QUIET ON)
22
23set(TEST_SOURCE
24"
25#include <cstddef>
26#include <type_traits>
27
28int main()
29{
30#if defined(__SSE2__) && (defined(__i386) || defined(_M_IX86)) && defined(__linux)
31    static_assert(std::alignment_of<std::max_align_t>::value >= 16, \"Unaligned heap objects possible\");
32#endif
33
34    return 0;
35}
36")
37
38CHECK_CXX_SOURCE_COMPILES("${TEST_SOURCE}" HAVE_ALIGNED_MALLOC)
39
40if(NOT HAVE_ALIGNED_MALLOC)
41    set(HAVE_UNALIGNED_MALLOC 1)
42else()
43    unset(HAVE_ALIGNED_MALLOC)
44endif()
45
46unset(TEST_SOURCE)
47
48set(CMAKE_REQUIRED_QUIET "${CMAKE_REQUIRED_QUIET_COPY}")
49unset(CMAKE_REQUIRED_QUIET_COPY)
50