PVS-Studio warning V501 for ReactOS

static inline BOOL is_unc_path(const WCHAR *str) {
  return (str[0] == '\\' && str[0] == '\\');
}

This suspicious code was found in ReactOS project by PVS-Studio static code analyzer.
Warning message is:
V501 There are identical sub-expressions to the left and to the right of the '&&' operator: str [0] == '\\' && str [0] == '\\' urlmon uri.c 273

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