Created attachment 188033 [details]
Preprocessed sources

While running `make tinderbox JFLAG=-j16' on base/head@r325858:

--- all_subdir_lib/libzstd ---
cc: error: unable to execute command: Abort trap (core dumped)
cc: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 5.0.0 (tags/RELEASE_500/final 312559) (based on LLVM 5.0.0svn)
Target: armv6--freebsd12.0-gnueabihf
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.
...
--- all_subdir_lib/libzstd ---
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/zstd_compress-54318d.c
cc: note: diagnostic msg: /tmp/zstd_compress-54318d.sh
cc: note: diagnostic msg: 

********************
*** [zstd_compress.o] Error code 254

make[7]: stopped in /usr/home/rpokala/freebsd/clean/base/head/lib/libzstd