> On May 25, 2018, at 2:11 AM, Eric Botcazou wrote:
>
>> Is this something the back end is responsible for getting right, for example
>> via the machine description file? If so, any hints where to start?
>
> The SUBREG of MEM is invalid at this stage.
Thanks. That pointed me to the problem:
On Fri, May 25, 2018 at 08:11:43AM +0200, Eric Botcazou wrote:
> > Is this something the back end is responsible for getting right, for example
> > via the machine description file? If so, any hints where to start?
>
> The SUBREG of MEM is invalid at this stage.
>From rtl.texi:
---
There are cu
> Is this something the back end is responsible for getting right, for example
> via the machine description file? If so, any hints where to start?
The SUBREG of MEM is invalid at this stage.
--
Eric Botcazou
I'm doing cleanup on the pdp11 back end to get rid of a
number of ICE in the test suite. One is in
gcc.c-torture/compile/20001221.c -- it works in GCC 4 but
fails in GCC 5 and later.
In the dumps, I see in the output from the expand phase a
large number of memory reference via the "virtual-st
