diff --git a/Source/ThirdParty/detex/detex.h b/Source/ThirdParty/detex/detex.h
index adbeac512..c52566679 100644
--- a/Source/ThirdParty/detex/detex.h
+++ b/Source/ThirdParty/detex/detex.h
@@ -34,6 +34,7 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   #define DETEX_HELPER_SHARED_IMPORT __declspec(dllimport)
   #define DETEX_HELPER_SHARED_EXPORT __declspec(dllexport)
   #define DETEX_HELPER_SHARED_LOCAL
+  #define DETEX_INLINE_ONLY __forceinline
 #else
   #if __GNUC__ >= 4
     #define DETEX_HELPER_SHARED_IMPORT __attribute__ ((visibility ("default")))
@@ -44,6 +45,7 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     #define DETEX_HELPER_SHARED_EXPORT
     #define DETEX_HELPER_SHARED_LOCAL
   #endif
+  #define DETEX_INLINE_ONLY __attribute__((always_inline)) inline
 #endif
 
 /* Now we use the generic helper definitions above to define DETEX_API and DETEX_LOCAL. */
@@ -72,7 +74,6 @@ __BEGIN_DECLS
 #include <stdint.h>
 #include <stdbool.h>
 
-#define DETEX_INLINE_ONLY __attribute__((always_inline)) inline
 #define DETEX_RESTRICT __restrict
 
 /* Maximum uncompressed block size in bytes. */
diff --git a/Source/ThirdParty/stb/stb_dxt.h b/Source/ThirdParty/stb/stb_dxt.h
index 04666de99..6a8a07704 100644
--- a/Source/ThirdParty/stb/stb_dxt.h
+++ b/Source/ThirdParty/stb/stb_dxt.h
@@ -317,7 +317,7 @@ static unsigned int stb__MatchColorsBlock(unsigned char *block, unsigned char *c
 static void stb__OptimizeColorsBlock(unsigned char *block, unsigned short *pmax16, unsigned short *pmin16)
 {
   int mind = 0x7fffffff,maxd = -0x7fffffff;
-  unsigned char *minp, *maxp;
+  unsigned char *minp = nullptr, *maxp = nullptr;
   double magn;
   int v_r,v_g,v_b;
   static const int nIterPower = 4;