On Thu, Sep 17, 2015 at 5:58 PM, Simon Dardis wrote:
> I've since taken another look at this recently and I've tracked the issue
> down to
> tree-predcom.c, specifically ref_at_iteration almost always generating
> MEM_REFs.
> With MEM_REFs, GCC's RTL GCSE cannot compare them as equal and hence
>
I've managed to expand Paul's outline into working code. It's still
incomplete but I can report success throwing an exception in a signal
handler and catching it outside it.
I didn't rebuild glibc but just linked some extra code to my executable.
The I grabbed from glibc, the rest are system head
On 09/18/2015 03:13 AM, Richard Biener wrote:
On Thu, Sep 17, 2015 at 5:58 PM, Simon Dardis wrote:
I've since taken another look at this recently and I've tracked the issue down
to
tree-predcom.c, specifically ref_at_iteration almost always generating MEM_REFs.
With MEM_REFs, GCC's RTL GCSE ca