https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69416
Bug ID: 69416
Summary: [6 Regression] Nonsense rtl checking failure
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: rth at gcc dot gnu.org
Target Milestone: ---
aarch64 currently fails bootstrap in stage2 with
libtool: compile: /localhome/devel/rth/gcc/bld-orig/./gcc/xgcc
-B/localhome/devel/rth/gcc/bld-orig/./gcc/
-B/usr/local/aarch64-unknown-linux-gnu/bin/
-B/usr/local/aarch64-unknown-linux-gnu/lib/ -isystem
/usr/local/aarch64-unknown-linux-gnu/include -isystem
/usr/local/aarch64-unknown-linux-gnu/sys-include -DHAVE_CONFIG_H -I.
-I../../../git-rh/libgomp -I../../../git-rh/libgomp/config/linux
-I../../../git-rh/libgomp/config/posix -I../../../git-rh/libgomp
-I../../../git-rh/libgomp/../include -Wall -pthread -Werror -g -O2 -pthread -MT
priority_queue.lo -MD -MP -MF .deps/priority_queue.Tpo -c
../../../git-rh/libgomp/priority_queue.c -fPIC -DPIC -o .libs/priority_queue.o
In file included from ../../../git-rh/libgomp/libgomp.h:121:0,
from ../../../git-rh/libgomp/priority_queue.c:28:
../../../git-rh/libgomp/priority_queue.h: In function ‘priority_tree_remove’:
../../../git-rh/libgomp/priority_queue.h:422:11: internal compiler error: RTL
flag check: MEM_VOLATILE_P used with unexpected rtx code 'mem' in
set_mem_attributes_minus_bitpos, at emit-rtl.c:1833
if (list->tasks == node)
~~~~^~~~~~~
Kyrill Tkachov believes it to be the recent ccmp patches, possibly
one of r232561, r232563, r232564, r232565.
