Hi!
On Thu, Apr 23, 2020 at 10:06:16AM +0200, Jakub Jelinek wrote:
> > Is there no way to describe this without referring to "c++17" (or even
> > "base field")? It's a pretty gross abstraction violation.
>
> I'm afraid it is desirable to talk about c++17 and base field, otherwise
> it won't be c
On Wed, Apr 22, 2020 at 05:10:56PM -0500, Segher Boessenkool wrote:
> > PR target/94707
> > * config/rs6000/rs6000-call.c (rs6000_aggregate_candidate): Add
> > CXX17_EMPTY_BASE_SEEN argument. Pass it to recursive calls.
> > Ignore cxx17_empty_base_field_p fields after setting
> >
Hi!
On Wed, Apr 22, 2020 at 03:11:48PM +0200, Jakub Jelinek wrote:
> The problem is that the presence or absence of the C++17
> artificial empty base fields, which have non-zero TYPE_SIZE, but zero
> DECL_SIZE, change the ABI decisions, if it is present (-std=c++17), the type
> might not be consid
On 4/22/20 11:49 AM, Jakub Jelinek wrote:
On Wed, Apr 22, 2020 at 11:24:09AM -0500, Bill Schmidt wrote:
Hm, but this patch violates the ELFv2 ABI as written. The ABI includes:
"Floating-point and vector aggregates that contain padding words and
integer fields with a width of 0 should not be tr
On Wed, Apr 22, 2020 at 11:24:09AM -0500, Bill Schmidt wrote:
> Hm, but this patch violates the ELFv2 ABI as written. The ABI includes:
>
> "Floating-point and vector aggregates that contain padding words and
> integer fields with a width of 0 should not be treated as homogeneous
> aggregates."
On 4/22/20 8:11 AM, Jakub Jelinek via Gcc-patches wrote:
Hi!
As mentioned in the PR and on IRC, the recently added struct-layout-1.exp
new tests FAIL on powerpc64le-linux (among other targets).
FAIL: tmpdir-g++.dg-struct-layout-1/t032 cp_compat_x_tst.o-cp_compat_y_tst.o
execute
FAIL: tmpdir-g++
Hi!
As mentioned in the PR and on IRC, the recently added struct-layout-1.exp
new tests FAIL on powerpc64le-linux (among other targets).
FAIL: tmpdir-g++.dg-struct-layout-1/t032 cp_compat_x_tst.o-cp_compat_y_tst.o
execute
FAIL: tmpdir-g++.dg-struct-layout-1/t058 cp_compat_x_tst.o-cp_compat_y_tst.