Fix clang warnings.

* src/cff/cffload.c (cff_blend_doBlend): Add cast.
(cff_subfont_load): Set `error' correctly.

* src/sfnt/ttmtx.c (tt_face_get_metrics): Typo.

ChangeLog

@@ -1,3 +1,12 @@
+2016-12-15  Werner Lemberg  <wl@gnu.org>
+
+	Fix clang warnings.
+
+	* src/cff/cffload.c (cff_blend_doBlend): Add cast.
+	(cff_subfont_load): Set `error' correctly.
+
+	* src/sfnt/ttmtx.c (tt_face_get_metrics): Typo.
+
 2016-12-15  Dave Arnold  <darnold@adobe.com>
 	    Werner Lemberg  <wl@gnu.org>
 

src/cff/cffload.c

@@ -1339,7 +1339,7 @@
       /* CFF2 DICTs.  See `cff_parse_num' for decode of this, which rounds */
       /* to an integer.                                                    */
       *subFont->blend_top++             = 255;
-      *((FT_UInt32*)subFont->blend_top) = sum; /* write 4 bytes */
+      *((FT_UInt32*)subFont->blend_top) = (FT_UInt32)sum; /* write 4 bytes */
       subFont->blend_top               += 4;
     }
 
@@ -1928,13 +1928,14 @@
 
     /* Note: We use default stack size for CFF2 Font DICT because        */
     /*       Top and Font DICTs are not allowed to have blend operators. */
-    if ( cff_parser_init( &parser,
-                          code,
-                          &subfont->font_dict,
-                          font->library,
-                          stackSize,
-                          0,
-                          0 ) )
+    error = cff_parser_init( &parser,
+                             code,
+                             &subfont->font_dict,
+                             font->library,
+                             stackSize,
+                             0,
+                             0 );
+    if ( error )
       goto Exit;
 
     /* set defaults */

src/sfnt/ttmtx.c

@@ -308,8 +308,8 @@
           var->lsb_adjust( f, gindex, &b );
       }
 
-      *aadvance = (FT_Short)a;
-      *abearing = (FT_UShort)b;
+      *aadvance = (FT_UShort)a;
+      *abearing = (FT_Short)b;
     }
 #endif
   }