PVS-Studio warning V537 for blender

void tcd_malloc_decode(....) {
  ...
  x0 = j == 0 ? tilec->x0 :
                int_min(x0, (unsigned int) tilec->x0);
  y0 = j == 0 ? tilec->y0 :
                int_min(y0, (unsigned int) tilec->x0);  <<<---
  x1 = j == 0 ? tilec->x1 :
                int_max(x1, (unsigned int) tilec->x1);
  y1 = j == 0 ? tilec->y1 :
                int_max(y1, (unsigned int) tilec->y1);
  ...
}

This suspicious code was found in blender project by PVS-Studio static code analyzer.
Warning message is:
V537 Consider reviewing the correctness of 'x0' item's usage. extern_openjpeg tcd.c 650

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/