[Bug c/33763] [4.6/4.7/4.8 Regression] Bogus inlining failed in call to `xxx': redefined extern inline functions are not considered for inlining

[kaltsi+gnu at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33763

--- Comment #43 from Juha Kallioinen <kaltsi+gnu at gmail dot com> ---
(In reply to Jakub Jelinek from comment #42)
> (In reply to Juha Kallioinen from comment #41)
> > Maybe this failure with a newly built gcc 4.8 is related to this bug.
> 
> No, that is just a buggy testcase.  Redefining a prototype, especially if
> you have no idea how the system function prototype looks like, is a bug.
> In the testcaseif you redefine the prototype to something different and
> obviously it then fails to inline it.  Don't do that.

This was just a reduction of a piece of code that started to fail with gcc 4.8,
but compiles with earlier versions. I'll try to understand what is different in
the prototype redefinition.