Don't use `register' keyword. Fixes compiler warnings.

* src/base/ftcalc.c (FT_Add64) [!FT_LONG64]: Do it.
* src/gzip/inftrees.c (huft_build): Ditto.
* src/truetype/ttinterp.c (TT_MulFix14_arm): Ditto.

ChangeLog

@@ -1,3 +1,11 @@
+2014-08-31  Behdad Esfahbod  <behdad@behdad.org>
+
+	Don't use `register' keyword.  Fixes compiler warnings.
+
+	* src/base/ftcalc.c (FT_Add64) [!FT_LONG64]: Do it.
+	* src/gzip/inftrees.c (huft_build): Ditto.
+	* src/truetype/ttinterp.c (TT_MulFix14_arm): Ditto.
+
 2014-08-24  Alexei Podtelezhnikov  <apodtele@gmail.com>
 
 	[truetype] Optimize DELTAP and DELTAC. 

src/base/ftcalc.c

@@ -347,7 +347,7 @@
             FT_Int64*  y,
             FT_Int64  *z )
   {
-    register FT_UInt32  lo, hi;
+    FT_UInt32  lo, hi;
 
 
     lo = x->lo + y->lo;

src/gzip/inftrees.c

@@ -115,16 +115,16 @@ uIntf *v                /* working area: values in order of bit length */
   uInt f;                       /* i repeats in table every f entries */
   int g;                        /* maximum code length */
   int h;                        /* table level */
-  register uInt i;              /* counter, current code */
-  register uInt j;              /* counter */
-  register int k;               /* number of bits in current code */
+  uInt i;                       /* counter, current code */
+  uInt j;                       /* counter */
+  int k;                        /* number of bits in current code */
   int l;                        /* bits per table (returned in m) */
   uInt mask;                    /* (1 << w) - 1, to avoid cc -O bug on HP */
-  register uIntf *p;            /* pointer into c[], b[], or v[] */
+  uIntf *p;                     /* pointer into c[], b[], or v[] */
   inflate_huft *q;              /* points to current table */
   struct inflate_huft_s r;      /* table entry for structure assignment */
   inflate_huft *u[BMAX];        /* table stack */
-  register int w;               /* bits before this table == (l * h) */
+  int w;                        /* bits before this table == (l * h) */
   uInt x[BMAX+1];               /* bit offsets, then code stack */
   uIntf *xp;                    /* pointer into x */
   int y;                        /* number of dummy codes added */

src/truetype/ttinterp.c

@@ -1446,7 +1446,7 @@
   TT_MulFix14_arm( FT_Int32  a,
                    FT_Int    b )
   {
-    register FT_Int32  t, t2;
+    FT_Int32  t, t2;
 
 
 #if defined( __CC_ARM ) || defined( __ARMCC__ )