diff --git a/modules/calib3d/perf/perf_precomp.hpp b/modules/calib3d/perf/perf_precomp.hpp
index 85058e8ee..891d50e05 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 0984fe4b4..2d1f35702 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 eca300da4..2a7a3d44b 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 213de58b2..9417bc364 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 9560b6b23..6f1b188cc 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 b4e7a6209..1f3ad1fe9 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 6887a477a..28985f944 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 3a3cb5eec..04ccfdef3 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 6ef0b33ae..3e6abef82 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 ec7eb8ca4..fc9c3b8b2 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 10f88c08c..6941a0c6e 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 a9135b2e0..9120beec8 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 d412dc9ab..493a09d36 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 2db92c1e8..f40c7d406 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 4b391b6f6..46334d527 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 f4dffe643..3afb5b4c3 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 ab7ca5aba..cbf5253ab 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 1146da042..c5ae36cf9 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 12d0ba00c..cb7ac0f15 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 0a172dc8a..3c40b2921 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 3fbf6fef7..877f21532 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 9e6bd7087..f6cdae81e 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 8189700c1..e703850bf 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 327184946..bbee05eb7 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 3030767f8..6b528bb5a 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