libtiff/tif_getimage.c:1512: error: Integer Overflow L2
  ([0, `w`] - 1):unsigned32.

libtiff/tif_getimage.c:1503:1: <LHS trace>
1501.  * (known to have Map == NULL)
1502.  */
1503. DECLAREContigPutFunc(putRGBUAcontig16bittile)
      ^
1504. {
1505. 	int samplesperpixel = img->samplesperpixel;

libtiff/tif_getimage.c:1503:1: Parameter `w`
1501.  * (known to have Map == NULL)
1502.  */
1503. DECLAREContigPutFunc(putRGBUAcontig16bittile)
      ^
1504. {
1505. 	int samplesperpixel = img->samplesperpixel;

libtiff/tif_getimage.c:1512:8: Assignment
1510. 		uint32 r,g,b,a;
1511. 		uint8* m;
1512. 		for (x = w; x-- > 0;) {
             ^
1513. 			a = img->Bitdepth16To8[wp[3]];
1514. 			m = img->UaToAa+((size_t) a<<8);

libtiff/tif_getimage.c:1512:15: Binary operation: ([0, w] - 1):unsigned32
1510. 		uint32 r,g,b,a;
1511. 		uint8* m;
1512. 		for (x = w; x-- > 0;) {
                    ^
1513. 			a = img->Bitdepth16To8[wp[3]];
1514. 			m = img->UaToAa+((size_t) a<<8);
