ubsan overflow fix for multiply by 0x01010101

source/row_gcc.cc

 // VERSION 2
 /*
  *  Copyright 2011 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS. All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
@@ skipping 2882 matching lines @@
   :
   : "memory", "cc"
     , "xmm0", "xmm1", "xmm2"
   );
 }
 #endif  // HAS_ARGBCOPYYTOALPHAROW_AVX2
 
 #ifdef HAS_SETROW_X86
 void SetRow_X86(uint8* dst, uint8 v8, int width) {
   size_t width_tmp = (size_t)(width >> 2);
-  const uint32 v32 = v8 * 0x01010101;  // Duplicate byte to all bytes.
+  const uint32 v32 = v8 * 0x01010101u;  // Duplicate byte to all bytes.
   asm volatile (
     "rep stosl " MEMSTORESTRING(eax,0) "       \n"
     : "+D"(dst),       // %0
       "+c"(width_tmp)  // %1
     : "a"(v32)         // %2
     : "memory", "cc");
 }
 
 void SetRow_ERMS(uint8* dst, uint8 v8, int width) {
   size_t width_tmp = (size_t)(width);
@@ skipping 2476 matching lines @@
   );
 }
 #endif  // HAS_ARGBLUMACOLORTABLEROW_SSSE3
 
 #endif  // defined(__x86_64__) || defined(__i386__)
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif