[committed] Return to caller when _dl_fixup fails on hppa

[John David Anglin]

On 2017-07-16, at 2:52 PM, Andreas Schwab wrote:

> On Jul 16 2017, John David Anglin <dave.anglin@bell.net> wrote:
> 
>> The most problematic function in this regard is __gmon_start__.
> 
> The caller needs to check for NULL before calling it.


That's assumed.  However, it doesn't work on hppa.  The caller has access to a non NULL pointer
to a function descriptor.  In the typical case with deferred binding, the function pointer is not resolved
until _dl_fixup is called.

Dave
--
John David Anglin	dave.anglin@bell.net