FS#54650 - [hercules] z/Arch segmentation fault with Kaby Lake / gcc 7.1.1 20170528

Attached to Project: Community Packages
Opened by Matt Kunkel (pilotmattk) - Friday, 30 June 2017, 17:04 GMT
Last edited by Alexander F. Rødseth (xyproto) - Tuesday, 04 July 2017, 19:33 GMT
Task Type Bug Report
Category Packages
Status Closed
Assigned To Alexander F. Rødseth (xyproto)
Architecture All
Severity High
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 0
Private No

Details

Description:
IPL of z/Arch OS results in segmentation fault:
HHCCP018I CPU0000: Check-Stop due to host error: Segmentation fault

Using gcc 7.1.1 20170528

Vendor ID: GenuineIntel
CPU family: 6
Model: 142
Model name: Intel(R) Core(TM) i7-7500U CPU @ 2.70GHz


Additional info:
hercules 3.12-1 x86_64


Steps to reproduce:
Install this AUR package without editing pkgbuild. IPL a z/Arch OS.
This task depends upon

Closed by  Alexander F. Rødseth (xyproto)
Tuesday, 04 July 2017, 19:33 GMT
Reason for closing:  Fixed
Comment by Matt Kunkel (pilotmattk) - Friday, 30 June 2017, 17:06 GMT
Adding --enable-optimization=-O2 to configure line in plkgbuild fixes this. Default -O3 optimization is too high.

./configure --prefix=/usr --enable-optimization=-O2
Comment by Alexander F. Rødseth (xyproto) - Tuesday, 04 July 2017, 19:33 GMT
Hi, thanks for reporting! The updated package will appear in [community] shortly.

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