diff --git a/modules/calib3d/perf/perf_precomp.hpp b/modules/calib3d/perf/perf_precomp.hpp
index 85058e8eef..891d50e050 100644
--- a/modules/calib3d/perf/perf_precomp.hpp
+++ b/modules/calib3d/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/calib3d/test/test_precomp.hpp b/modules/calib3d/test/test_precomp.hpp
index 0984fe4b41..2d1f35702e 100644
--- a/modules/calib3d/test/test_precomp.hpp
+++ b/modules/calib3d/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/contrib/test/test_precomp.hpp b/modules/contrib/test/test_precomp.hpp
index eca300da49..2a7a3d44b8 100644
--- a/modules/contrib/test/test_precomp.hpp
+++ b/modules/contrib/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/core/perf/perf_precomp.hpp b/modules/core/perf/perf_precomp.hpp
index 213de58b29..9417bc3641 100644
--- a/modules/core/perf/perf_precomp.hpp
+++ b/modules/core/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/core/test/test_precomp.hpp b/modules/core/test/test_precomp.hpp
index 9560b6b234..6f1b188ccd 100644
--- a/modules/core/test/test_precomp.hpp
+++ b/modules/core/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/features2d/perf/perf_precomp.hpp b/modules/features2d/perf/perf_precomp.hpp
index b4e7a6209e..1f3ad1fe99 100644
--- a/modules/features2d/perf/perf_precomp.hpp
+++ b/modules/features2d/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/features2d/test/test_precomp.hpp b/modules/features2d/test/test_precomp.hpp
index 6887a477a0..28985f944f 100644
--- a/modules/features2d/test/test_precomp.hpp
+++ b/modules/features2d/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/gpu/perf/perf_precomp.hpp b/modules/gpu/perf/perf_precomp.hpp
index 3a3cb5eecc..04ccfdef37 100644
--- a/modules/gpu/perf/perf_precomp.hpp
+++ b/modules/gpu/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/gpu/test/test_precomp.hpp b/modules/gpu/test/test_precomp.hpp
index 6ef0b33ae5..3e6abef82b 100644
--- a/modules/gpu/test/test_precomp.hpp
+++ b/modules/gpu/test/test_precomp.hpp
@@ -41,7 +41,7 @@
 
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/highgui/perf/perf_precomp.hpp b/modules/highgui/perf/perf_precomp.hpp
index ec7eb8ca42..fc9c3b8b22 100644
--- a/modules/highgui/perf/perf_precomp.hpp
+++ b/modules/highgui/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/highgui/test/test_precomp.hpp b/modules/highgui/test/test_precomp.hpp
index 10f88c08cf..6941a0c6e6 100644
--- a/modules/highgui/test/test_precomp.hpp
+++ b/modules/highgui/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/imgproc/perf/perf_precomp.hpp b/modules/imgproc/perf/perf_precomp.hpp
index a9135b2e0a..9120beec8b 100644
--- a/modules/imgproc/perf/perf_precomp.hpp
+++ b/modules/imgproc/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/imgproc/test/test_precomp.hpp b/modules/imgproc/test/test_precomp.hpp
index d412dc9abe..493a09d366 100644
--- a/modules/imgproc/test/test_precomp.hpp
+++ b/modules/imgproc/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/legacy/test/test_precomp.hpp b/modules/legacy/test/test_precomp.hpp
index 2db92c1e8d..f40c7d406c 100644
--- a/modules/legacy/test/test_precomp.hpp
+++ b/modules/legacy/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/ml/test/test_precomp.hpp b/modules/ml/test/test_precomp.hpp
index 4b391b6f6f..46334d5277 100644
--- a/modules/ml/test/test_precomp.hpp
+++ b/modules/ml/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/nonfree/perf/perf_precomp.hpp b/modules/nonfree/perf/perf_precomp.hpp
index f4dffe6434..3afb5b4c35 100644
--- a/modules/nonfree/perf/perf_precomp.hpp
+++ b/modules/nonfree/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/nonfree/test/test_precomp.hpp b/modules/nonfree/test/test_precomp.hpp
index ab7ca5abac..cbf5253abe 100644
--- a/modules/nonfree/test/test_precomp.hpp
+++ b/modules/nonfree/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/objdetect/perf/perf_precomp.hpp b/modules/objdetect/perf/perf_precomp.hpp
index 1146da042a..c5ae36cf94 100644
--- a/modules/objdetect/perf/perf_precomp.hpp
+++ b/modules/objdetect/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/objdetect/test/test_precomp.hpp b/modules/objdetect/test/test_precomp.hpp
index 12d0ba00cf..cb7ac0f157 100644
--- a/modules/objdetect/test/test_precomp.hpp
+++ b/modules/objdetect/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/photo/perf/perf_precomp.hpp b/modules/photo/perf/perf_precomp.hpp
index 0a172dc8a5..3c40b2921f 100644
--- a/modules/photo/perf/perf_precomp.hpp
+++ b/modules/photo/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/photo/test/test_precomp.hpp b/modules/photo/test/test_precomp.hpp
index 3fbf6fef7f..877f215323 100644
--- a/modules/photo/test/test_precomp.hpp
+++ b/modules/photo/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/stitching/perf/perf_precomp.hpp b/modules/stitching/perf/perf_precomp.hpp
index 9e6bd7087b..f6cdae81e1 100644
--- a/modules/stitching/perf/perf_precomp.hpp
+++ b/modules/stitching/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/stitching/test/test_precomp.hpp b/modules/stitching/test/test_precomp.hpp
index 8189700c1c..e703850bf0 100644
--- a/modules/stitching/test/test_precomp.hpp
+++ b/modules/stitching/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/video/perf/perf_precomp.hpp b/modules/video/perf/perf_precomp.hpp
index 327184946c..bbee05eb74 100644
--- a/modules/video/perf/perf_precomp.hpp
+++ b/modules/video/perf/perf_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif
diff --git a/modules/video/test/test_precomp.hpp b/modules/video/test/test_precomp.hpp
index 3030767f80..6b528bb5a2 100644
--- a/modules/video/test/test_precomp.hpp
+++ b/modules/video/test/test_precomp.hpp
@@ -1,6 +1,6 @@
 #ifdef __GNUC__
 #  pragma GCC diagnostic ignored "-Wmissing-declarations"
-#  ifdef __APPLE__
+#  ifdef __clang__
 #    pragma GCC diagnostic ignored "-Wmissing-prototypes"
 #    pragma GCC diagnostic ignored "-Wextra"
 #  endif