diff options
Diffstat (limited to 'media/libvpx/libvpx/vpx_ports/static_assert.h')
| -rw-r--r-- | media/libvpx/libvpx/vpx_ports/static_assert.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_ports/static_assert.h b/media/libvpx/libvpx/vpx_ports/static_assert.h new file mode 100644 index 0000000000..f632d9f1e8 --- /dev/null +++ b/media/libvpx/libvpx/vpx_ports/static_assert.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2020 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VPX_VPX_PORTS_STATIC_ASSERT_H_ +#define VPX_VPX_PORTS_STATIC_ASSERT_H_ + +#if defined(_MSC_VER) +#define VPX_STATIC_ASSERT(boolexp) \ + do { \ + char vpx_static_assert[(boolexp) ? 1 : -1]; \ + (void)vpx_static_assert; \ + } while (0) +#else // !_MSC_VER +#define VPX_STATIC_ASSERT(boolexp) \ + do { \ + struct { \ + unsigned int vpx_static_assert : (boolexp) ? 1 : -1; \ + } vpx_static_assert; \ + (void)vpx_static_assert; \ + } while (0) +#endif // _MSC_VER + +#endif // VPX_VPX_PORTS_STATIC_ASSERT_H_ |