[Bug middle-end/108312] New: NULL definition in system.h is no longer needed any more

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108312

            Bug ID: 108312
           Summary: NULL definition in system.h is no longer needed any
                    more
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Keywords: internal-improvement
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: pinskia at gcc dot gnu.org
  Target Milestone: ---

GCC requires a C++11 compiler to compile so the following in system.h is no
longer needed:
/* Define a generic NULL if one hasn't already been defined.  */
#ifndef NULL
#define NULL 0
#endif