diff --git a/sdk/include/crt/math.h b/sdk/include/crt/math.h
index bd5d7022523..33f460db5f6 100644
--- a/sdk/include/crt/math.h
+++ b/sdk/include/crt/math.h
@@ -99,7 +99,7 @@ _Check_return_ _CRT_JIT_INTRINSIC double __cdecl sqrt(_In_ double x);
 _Check_return_ double __cdecl tan(_In_ double x);
 _Check_return_ double __cdecl tanh(_In_ double x);
 
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && !defined(__clang__)
 /* Prevent the compiler from generating calls to _CIatan2 */
 #pragma function(atan2)
 #ifdef _M_AMD64
@@ -148,7 +148,7 @@ _Check_return_ _CRTIMP int __cdecl _set_SSE2_enable(_In_ int flag);
 _Check_return_ _CRTIMP float __cdecl _nextafterf(_In_ float x, _In_ float y);
 _Check_return_ _CRTIMP int __cdecl _isnanf(_In_ float x);
 _Check_return_ _CRTIMP int __cdecl _fpclassf(_In_ float x);
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && !defined(__clang__)
 /* Prevent the compiler from generating calls to __vdecl_floor2 */
 #pragma function(floor)
 #endif
@@ -202,7 +202,7 @@ _Check_return_ float __cdecl sqrtf(_In_ float x);
 _Check_return_ float __cdecl tanf(_In_ float x);
 _Check_return_ float __cdecl tanhf(_In_ float x);
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && !defined(__clang__)
 /* Make sure intrinsics don't get in our way */
 #if defined(_M_AMD64) || defined(_M_ARM) || defined(_M_ARM64)
 #pragma function(acosf,asinf,atanf,atan2f,ceilf,cosf,coshf,expf,floorf,fmodf,logf,log10f,powf,sinf,sinhf,sqrtf,tanf,tanhf)
@@ -269,7 +269,7 @@ _Check_return_ __CRT_INLINE long double ldexpl(_In_ long double x, _In_ int y) {
 _Check_return_ __CRT_INLINE long double modfl(_In_ long double x, _Out_ long double *y) { return (long double)modf((double)x, (double *)y); }
 
 /* Support for some functions, not exported in MSVCRT */
-#if (_MSC_VER >= 1929)
+#if (_MSC_VER >= 1929) && !defined(__clang__)
 _Check_return_ long lrint(_In_ double x);
 _Check_return_ long lrintf(_In_ float x);
 _Check_return_ long lrintl(_In_ long double x);
diff --git a/sdk/include/crt/stdlib.h b/sdk/include/crt/stdlib.h
index fc66c3a6874..b522f0c8648 100644
--- a/sdk/include/crt/stdlib.h
+++ b/sdk/include/crt/stdlib.h
@@ -1428,7 +1428,7 @@ extern "C" {
 
   __MINGW_EXTENSION _Check_return_ lldiv_t __cdecl lldiv(_In_ long long, _In_ long long);
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && !defined(__clang__)
   _Check_return_ long long __cdecl llabs(_In_ long long _j);
   #pragma function(llabs)
 #endif