This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Should -Wjump-misses-init be in -Wall?


Paolo Bonzini <bonzini@gnu.org> writes:

> I don't think this warning can report anything that -Wuninitialized
> cannot report, so it should go in -Wc++-compat only.

For the record, it can, as in when compiling this case without
optimization.  This is not a strong example by any means.

extern void f2 (int *);
int
f1 ()
{
  goto lab1;
  {
    int i = 1;
    f2 (&i);
  lab1:
    return i;
  }
}

Ian


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]