[Bug 234672] www/chromium: c++: error: unable to execute command: Segmentation fault (core dumped)

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=234672

--- Comment #10 from Bob Prohaska <fbsd at www.zefox.net> ---
(In reply to Dimitry Andric from comment #9)

Here's the latest segfault message, generated using make buildworld (with
no -j) on r342987, from sources at 343001
......
/usr/obj/usr/src/arm64.aarch64/tmp/usr/include/openssl/opensslconf.h:107:55:
note: 
      expanded from macro 'DECLARE_DEPRECATED'
#   define DECLARE_DEPRECATED(f)    f __attribute__ ((deprecated));
                                                      ^
1 warning generated.
cc: error: unable to execute command: Segmentation fault (core dumped)
cc: error: clang frontend command failed due to signal (use -v to see
invocation)
FreeBSD clang version 7.0.1 (tags/RELEASE_701/final 349250) (based on LLVM
7.0.1)
Target: aarch64-unknown-freebsd13.0
Thread model: posix
InstalledDir: /usr/bin
cc: 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.
cc: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
cc: note: diagnostic msg: /tmp/serverloop-a25e04.c
cc: note: diagnostic msg: /tmp/serverloop-a25e04.sh
cc: note: diagnostic msg: 

********************
root at www:/usr/src # 
root at www:/usr/src # find /usr/obj -name serverloop.o -depth -print
root at www:/usr/src # ls -l /tmp/serverloop-a25e04.*
-rw-r--r--  1 root  wheel  2320872 Jan 16 12:41 /tmp/serverloop-a25e04.c
-rw-r--r--  1 root  wheel     4056 Jan 16 12:41 /tmp/serverloop-a25e04.sh

The end of the build log contains:
cc -target aarch64-unknown-freebsd13.0
--sysroot=/usr/obj/usr/src/arm64.aarch64/tmp
-B/usr/obj/usr/src/arm64.aarch64/tmp/usr/bin  -O2 -pipe  
-I/usr/src/crypto/openssh -include ssh_namespace.h -DHAVE_LDNS=1
-DUSE_BSM_AUDIT=1 -DHAVE_GETAUDIT_ADDR=1 -DUSE_BLACKLIST=1
-I/usr/src/contrib/blacklist/include -include krb5_config.h -DLIBWRAP=1 -g -MD 
-MF.depend.serverloop.o -MTserverloop.o -std=gnu99 -fstack-protector-strong
-Wno-pointer-sign -Wno-empty-body -Wno-string-plus-int
-Wno-unused-const-variable -Wno-tautological-compare -Wno-unused-value
-Wno-parentheses-equality -Wno-unused-function -Wno-enum-conversion
-Wno-unused-local-typedef -Wno-address-of-packed-member -Wno-switch
-Wno-switch-enum -Wno-knr-promoted-parameter -Wno-parentheses 
-Qunused-arguments  -c /usr/src/crypto/openssh/serverloop.c -o serverloop.o
*** Error code 254

Stop.
make[5]: stopped in /usr/src/secure/usr.sbin/sshd
*** Error code 1

Stop.
make[4]: stopped in /usr/src/secure/usr.sbin
*** Error code 1

Stop.
make[3]: stopped in /usr/src/secure
*** Error code 1

Stop.
make[2]: stopped in /usr/src
*** Error code 1

Stop.
make[1]: stopped in /usr/src
*** Error code 1

make: stopped in /usr/src

The diagnostic files are at
http://www.zefox.net/~fbsd/rpi3/swaptests/r342987/

It's starting to look as if I've somehow corrupted my clang installation.
Is it possible to download a precompiled binary, akin to a package, as a
workaround?

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