diff --git a/modules/calib/src/precomp.hpp b/modules/calib/src/precomp.hpp
index 1fabdfa193..a0249221c6 100644
--- a/modules/calib/src/precomp.hpp
+++ b/modules/calib/src/precomp.hpp
@@ -53,8 +53,6 @@
 
 #include "opencv2/core/ocl.hpp"
 
-#define GET_OPTIMIZED(func) (func)
-
 
 namespace cv {
 
diff --git a/modules/core/src/count_non_zero.simd.hpp b/modules/core/src/count_non_zero.simd.hpp
index 56ad79475e..9a4ebaa0d3 100644
--- a/modules/core/src/count_non_zero.simd.hpp
+++ b/modules/core/src/count_non_zero.simd.hpp
@@ -224,19 +224,19 @@ CountNonZeroFunc getCountNonZeroTab(int depth)
 {
     static CountNonZeroFunc countNonZeroTab[CV_DEPTH_MAX] =
     {
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero8u),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero8u),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero16u),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero16u),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero32s),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero32f),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero64f),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero16f),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero16f), // for bf16 it's the same code as for f16
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero8u),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero64s),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero64s),
-        (CountNonZeroFunc)GET_OPTIMIZED(countNonZero32s),
+        countNonZero8u,
+        countNonZero8u,
+        countNonZero16u,
+        countNonZero16u,
+        countNonZero32s,
+        countNonZero32f,
+        countNonZero64f,
+        countNonZero16f,
+        countNonZero16f, // for bf16 it's the same code as for f16
+        countNonZero8u,
+        countNonZero64s,
+        countNonZero64s,
+        countNonZero32s,
         0
     };
 
diff --git a/modules/core/src/nan_mask.simd.hpp b/modules/core/src/nan_mask.simd.hpp
index 20bba283e4..a6e6ed029a 100644
--- a/modules/core/src/nan_mask.simd.hpp
+++ b/modules/core/src/nan_mask.simd.hpp
@@ -107,8 +107,8 @@ static void patchNaNs_64f(uchar* ptr, size_t ulen, double newVal)
 
 PatchNanFunc getPatchNanFunc(bool isDouble)
 {
-    return isDouble ? (PatchNanFunc)GET_OPTIMIZED(patchNaNs_64f)
-                    : (PatchNanFunc)GET_OPTIMIZED(patchNaNs_32f);
+    return isDouble ? patchNaNs_64f
+                    : patchNaNs_32f;
 }
 
 ////// finiteMask //////
@@ -421,14 +421,14 @@ FiniteMaskFunc getFiniteMaskFunc(bool isDouble, int cn)
 {
     static FiniteMaskFunc tab[CV_DEPTH_MAX] =
     {
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<float,  1>)),
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<float,  2>)),
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<float,  3>)),
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<float,  4>)),
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<double, 1>)),
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<double, 2>)),
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<double, 3>)),
-        (FiniteMaskFunc)GET_OPTIMIZED((finiteMask_<double, 4>)),
+        finiteMask_<float,  1>,
+        finiteMask_<float,  2>,
+        finiteMask_<float,  3>,
+        finiteMask_<float,  4>,
+        finiteMask_<double, 1>,
+        finiteMask_<double, 2>,
+        finiteMask_<double, 3>,
+        finiteMask_<double, 4>,
     };
 
     int idx = (isDouble ? 4 : 0) + cn - 1;
diff --git a/modules/core/src/precomp.hpp b/modules/core/src/precomp.hpp
index c4adaacdbc..a0342cdb23 100644
--- a/modules/core/src/precomp.hpp
+++ b/modules/core/src/precomp.hpp
@@ -94,7 +94,6 @@
 #include "opencv2/core/vsx_utils.hpp"
 #include "hal_replacement.hpp"
 
-#define GET_OPTIMIZED(func) (func)
 
 namespace cv
 {
diff --git a/modules/geometry/src/precomp.hpp b/modules/geometry/src/precomp.hpp
index 1242cd0efd..e76d040b70 100644
--- a/modules/geometry/src/precomp.hpp
+++ b/modules/geometry/src/precomp.hpp
@@ -82,8 +82,6 @@
 #include <unordered_map>
 #include <cmath>
 
-#define GET_OPTIMIZED(func) (func)
-
 
 namespace cv {
 
diff --git a/modules/imgproc/src/precomp.hpp b/modules/imgproc/src/precomp.hpp
index 5e9fa02f8f..f1dad10882 100644
--- a/modules/imgproc/src/precomp.hpp
+++ b/modules/imgproc/src/precomp.hpp
@@ -65,7 +65,6 @@
 #include <stack>
 #include <numeric>
 
-#define GET_OPTIMIZED(func) (func)
 
 /* helper tables */
 extern const uchar icvSaturate8u_cv[];
diff --git a/modules/stereo/src/precomp.hpp b/modules/stereo/src/precomp.hpp
index deff149de6..b4e5db8ea1 100644
--- a/modules/stereo/src/precomp.hpp
+++ b/modules/stereo/src/precomp.hpp
@@ -51,8 +51,6 @@
 
 #include "opencv2/core/ocl.hpp"
 
-#define GET_OPTIMIZED(func) (func)
-
 
 namespace cv
 {