On Fri, Apr 30, 2021 at 4:10 PM Christoph Müllner via Gcc-patches <
gcc-patches@gcc.gnu.org> wrote:
> On Sat, May 1, 2021 at 12:48 AM Jeff Law <jeffreya...@gmail.com> wrote:
> > On 4/26/2021 5:38 AM, Christoph Muellner via Gcc-patches wrote:
> > > [ree] PR rtl-optimization/100264: Handle more PARALLEL SET expressions
> > >
> > > PR rtl-optimization/100264
> > > * ree.c (get_sub_rtx): Ignore SET expressions without register
> > > destinations.
> > > (merge_def_and_ext): Eliminate destination check for register
> > > as such SET expressions can't occur anymore.
> > > (combine_reaching_defs): Likewise.
> >
> > This is pretty sensible. Do you have commit privs for GCC?
>
This looks reasonable to me also. But I tried a build and check with an
rv64gc/lp64d linux toolchain built from riscv-gnu-toolchain and I get two
extra failures in the gfortran testsuite.
/scratch/jimw/fsf-testing/patched/riscv-gcc/gcc/testsuite/gfortran.dg/typebound\
_operator_3.f03:93:21: internal compiler error: in get_sub_rtx, at
ree.c:705^M
0x15664f8 get_sub_rtx^M
../../../patched/riscv-gcc/gcc/ree.c:705^M
0x15672ce merge_def_and_ext^M
../../../patched/riscv-gcc/gcc/ree.c:719^M
0x15672ce combine_reaching_defs^M
../../../patched/riscv-gcc/gcc/ree.c:1020^M
0x1568308 find_and_remove_re^M
../../../patched/riscv-gcc/gcc/ree.c:1319^M
0x1568308 rest_of_handle_ree^M
../../../patched/riscv-gcc/gcc/ree.c:1390^M
0x1568308 execute^M
../../../patched/riscv-gcc/gcc/ree.c:1418^M
Please submit a full bug report,^M
with preprocessed source if appropriate.^M
Please include the complete backtrace with any bug report.^M
See <https://gcc.gnu.org/bugs/> for instructions.^M
compiler exited with status 1
FAIL: gfortran.dg/typebound_operator_3.f03 -Os (internal compiler error)
FAIL: gfortran.dg/typebound_operator_3.f03 -Os (test for excess errors)
Jim
