HalfFloat avx2 unpack bug fix.

unit_test/planar_test.cc

 /*
  *  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 2081 matching lines @@
   align_buffer_page_end(dst_c, y_plane_size);
   align_buffer_page_end(dst_opt, y_plane_size);
   MemRandomize(orig_y, y_plane_size);
   memset(dst_c, 0, y_plane_size);
   memset(dst_opt, 1, y_plane_size);
 
   // Disable all optimizations.
   MaskCpuFlags(disable_cpu_flags);
   double c_time = get_time();
   for (j = 0; j < benchmark_iterations; j++) {
-    HalfFloatPlane((uint16*)orig_y, benchmark_width * 2,
-                   (uint16*)dst_c, benchmark_width * 2,
+    HalfFloatPlane(reinterpret_cast<uint16*>(orig_y), benchmark_width * 2,
+                   reinterpret_cast<uint16*>(dst_c), benchmark_width * 2,
                    scale, benchmark_width, benchmark_height);
   }
   c_time = (get_time() - c_time) / benchmark_iterations;
 
   // Enable optimizations.
   MaskCpuFlags(benchmark_cpu_info);
   double opt_time = get_time();
   for (j = 0; j < benchmark_iterations; j++) {
-    HalfFloatPlane((uint16*)orig_y, benchmark_width * 2,
-                   (uint16*)dst_opt, benchmark_width * 2,
+    HalfFloatPlane(reinterpret_cast<uint16*>(orig_y), benchmark_width * 2,
+                   reinterpret_cast<uint16*>(dst_opt), benchmark_width * 2,
                    scale, benchmark_width, benchmark_height);
   }
   opt_time = (get_time() - opt_time) / benchmark_iterations;
 
   int diff = 0;
   for (i = 0; i < y_plane_size; ++i) {
     diff = dst_c[i] - dst_opt[i];
     if (diff) break;
   }
 
@@ skipping 396 matching lines @@
   }
 
   free_aligned_buffer_page_end(src_pixels);
   free_aligned_buffer_page_end(tmp_pixels_u);
   free_aligned_buffer_page_end(tmp_pixels_v);
   free_aligned_buffer_page_end(dst_pixels_opt);
   free_aligned_buffer_page_end(dst_pixels_c);
 }
 
 }  // namespace libyuv