opencv/modules/objdetect/test/test_precomp.hpp

#ifdef __GNUC__
#  pragma GCC diagnostic ignored "-Wmissing-declarations"
#  if defined __clang__ || defined __APPLE__
#    pragma GCC diagnostic ignored "-Wmissing-prototypes"
#    pragma GCC diagnostic ignored "-Wextra"
#  endif
#endif

#ifndef __OPENCV_TEST_PRECOMP_HPP__
#define __OPENCV_TEST_PRECOMP_HPP__

#include "opencv2/ts.hpp"
#include "opencv2/objdetect.hpp"
#include "opencv2/imgproc.hpp"
#include "opencv2/imgcodecs.hpp"

#endif
Ignored warnings from gtest with precompiled headers enabled 13 years ago			`#ifdef __GNUC__`
			`# pragma GCC diagnostic ignored "-Wmissing-declarations"`
Fix OS X build warnings 12 years ago			`# if defined __clang__ \|\| defined __APPLE__`
Suppress more warnings in gtest on OS X 12 years ago			`# pragma GCC diagnostic ignored "-Wmissing-prototypes"`
			`# pragma GCC diagnostic ignored "-Wextra"`
			`# endif`
Ignored warnings from gtest with precompiled headers enabled 13 years ago			`#endif`

reworked nearly all of the OpenCV tests (except for opencv_gpu tests) - they now use the Google Test engine. 14 years ago			`#ifndef __OPENCV_TEST_PRECOMP_HPP__`
			`#define __OPENCV_TEST_PRECOMP_HPP__`

Main module headers are moved 1 level up e.g. <opencv2/core/core.hpp> become <opencv2/core.hpp> Also renamed <opencv2/core/opengl_interop.hpp> to <opencv2/core/opengl.hpp> 12 years ago			`#include "opencv2/ts.hpp"`
			`#include "opencv2/objdetect.hpp"`
			`#include "opencv2/imgproc.hpp"`
Extract imgcodecs module from highgui 11 years ago			`#include "opencv2/imgcodecs.hpp"`
reworked nearly all of the OpenCV tests (except for opencv_gpu tests) - they now use the Google Test engine. 14 years ago
			`#endif`