maintainer-feedback requested: [Bug 218782] www/firefox still crashes clang/llvm on RPI2 running -current r317106

[bugzilla-noreply at freebsd.org]

Bob Prohaska <fbsd at www.zefox.net> has reassigned Bugzilla Automation
<bugzilla at FreeBSD.org>'s request for maintainer-feedback to gecko at FreeBSD.org:
Bug 218782: www/firefox still crashes clang/llvm on RPI2 running -current
r317106
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218782



--- Description ---
www/firefox fails to build on RPI2 as of revision 438916. Uname -a reports
FreeBSD www.zefox.com 12.0-CURRENT FreeBSD 12.0-CURRENT #38 r317106: Tue Apr 18
20:45:18 PDT 2017     bob at www.zefox.com:/usr/obj/usr/src/sys/RPI2  arm

The tail of the console output is:

Assertion failed: (isReg() && "This is not a register operand!"), function
getReg, file /usr/src/contrib/llvm/include/llvm/MC/MCInst.h, line 64.
c++: error: unable to execute command: Abort trap (core dumped)
c++: error: clang frontend command failed due to signal (use -v to see
invocation)
FreeBSD clang version 4.0.0 (tags/RELEASE_400/final 297347) (based on LLVM
4.0.0)
Target: armv6--freebsd12.0-gnueabihf
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to
https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed
source, and associated run script.
c++: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/Unified_cpp_webrtc_modules0-f3c60b.cpp
c++: note: diagnostic msg: /tmp/Unified_cpp_webrtc_modules0-f3c60b.sh
c++: note: diagnostic msg: 

********************

The diagnostic files are too big to upload, so they've been placed at:
http://www.zefox.net/~fbsd/rpi2/firefox/
along with the console output and make logfile.