https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87358
Bug ID: 87358
Summary: ICE when -mtune=thunderx2t99 applied
Product: gcc
Version: 7.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: Lijian.Zhang at arm dot com
Target Milestone: ---
lijian@armada8040-1:~/ICE.issue$ gcc --version
gcc (Ubuntu/Linaro 7.3.0-16ubuntu3) 7.3.0
Copyright (C) 2017 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
lijian@armada8040-1:~/ICE.issue$ cat /etc/os-release
NAME="Ubuntu"
VERSION="18.04.1 LTS (Bionic Beaver)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 18.04.1 LTS"
VERSION_ID="18.04"
HOME_URL="https://www.ubuntu.com/";
SUPPORT_URL="https://help.ubuntu.com/";
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/";
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy";
VERSION_CODENAME=bionic
UBUNTU_CODENAME=bionic
lijian@armada8040-1:~/ICE.issue$ lscpu
Architecture: aarch64
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 2
Socket(s): 2
Vendor ID: ARM
Model: 1
Model name: Cortex-A72
Stepping: r0p1
CPU max MHz: 2000.0000
CPU min MHz: 100.0000
BogoMIPS: 50.00
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32
lijian@armada8040-1:~/ICE.issue$ gcc -c l2_learn.i -O2
-march=armv8.1-a+crc+crypto -mtune=thunderx2t99
/home/lijian/tasks/dualQuad/origin/src/vnet/l2/l2_learn.c: In function
‘l2learn_node_fn_thunderx2t99’:
/home/lijian/tasks/dualQuad/origin/src/vnet/l2/l2_learn.c:430:1: internal
compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-7/README.Bugs> for instructions.
lijian@armada8040-1:~/ICE.issue$ gcc -c l2_learn.i -O2
-march=armv8.1-a+crc+crypto
lijian@armada8040-1:~/ICE.issue$
lijian@armada8040-1:~/ICE.issue$
