fix unused variable warning

stb_truetype.h

@@ -1,4 +1,4 @@
-// stb_truetype.h - v1.10 - public domain
+// stb_truetype.h - v1.11 - public domain
 // authored from 2009-2015 by Sean Barrett / RAD Game Tools
 //
 //   This library processes TrueType files:
@@ -51,6 +51,7 @@
 //
 // VERSION HISTORY
 //
+//   1.11 (2016-04-02) fix unused-variable warning
 //   1.10 (2016-04-02) user-defined fabs(); rare memory leak; remove duplicate typedef
 //   1.09 (2016-01-16) warning fix; avoid crash on outofmem; use allocation userdata properly
 //   1.08 (2015-09-13) document stbtt_Rasterize(); fixes for vertical & horizontal edges
@@ -949,6 +950,12 @@ typedef int stbtt__test_oversample_pow2[(STBTT_MAX_OVERSAMPLE & (STBTT_MAX_OVERS
 #define STBTT_RASTERIZER_VERSION 2
 #endif
 
+#ifdef _MSC_VER
+#define STBTT__NOTUSED(v)  (void)(v)
+#else
+#define STBTT__NOTUSED(v)  (void)sizeof(v)
+#endif
+
 //////////////////////////////////////////////////////////////////////////
 //
 // accessors to parse data from file
@@ -2078,6 +2085,8 @@ static void stbtt__rasterize_sorted_edges(stbtt__bitmap *result, stbtt__edge *e,
    int y,j=0, i;
    float scanline_data[129], *scanline, *scanline2;
 
+   STBTT__NOTUSED(vsubsample);
+
    if (result->w > 64)
       scanline = (float *) STBTT_malloc((result->w*2+1) * sizeof(float), userdata);
    else
@@ -2596,11 +2605,6 @@ STBTT_DEF void stbtt_GetBakedQuad(stbtt_bakedchar *chardata, int pw, int ph, int
 //
 
 #ifndef STB_RECT_PACK_VERSION
-#ifdef _MSC_VER
-#define STBTT__NOTUSED(v)  (void)(v)
-#else
-#define STBTT__NOTUSED(v)  (void)sizeof(v)
-#endif
 
 typedef int stbrp_coord;
 
@@ -3215,6 +3219,7 @@ STBTT_DEF int stbtt_FindMatchingFont(const unsigned char *font_collection, const
 
 // FULL VERSION HISTORY
 //
+//   1.11 (2016-04-02) fix unused-variable warning
 //   1.10 (2016-04-02) allow user-defined fabs() replacement
 //                     fix memory leak if fontsize=0.0
 //                     fix warning from duplicate typedef