This is the mail archive of the
mailing list for the GCC project.
Re: Forbid __builtin_return_address when inlining
Mark Mitchell writes:
> Andrew Haley wrote:
> > __builtin_return_address(0) returns the wrong address if its caller
> > has been inlined. Weirdly, we never seem to have detected this
> > before, but it surely must be wrong.
> The manual says:
> > When
> > inlining the expected behavior is that the function will return
> > the address of the function that will be returned to. To work
> > around this behavior use the `noinline' function attribute.
> which seems to suggest that the behavior you are seeing as is
> documented, peculiar though it seems.
Hmm, OK. But if I fixed the peculiar behavour then I could also
remove the peculiar documentation, couldn't I? That would surely be