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PVS-StudioWarnings

PVS-Studio warning V501 for ReactOS

Nov 21st, 2014
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C++ 0.64 KB | None | 0 0
  1. static GpStatus draw_poly(....)
  2. {
  3.   ....
  4.   if((i + 2 >= count) ||
  5.      !(types[i + 1] & PathPointTypeBezier) ||
  6.      !(types[i + 1] & PathPointTypeBezier))
  7.   {
  8.     ERR("Bad bezier points\n");
  9.     goto end;
  10.   }
  11.   ....
  12. }
  13.  
  14. This suspicious code was found in ReactOS project by PVS-Studio static code analyzer.
  15. Warning message is:
  16. V501 There are identical sub-expressions '!(types[i + 1] & PathPointTypeBezier)' to the left and to the right of the '||' operator. graphics.c 1912
  17.  
  18. 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/
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