Travis-CI seems to have enforced memory limit on containers,
and the 'GCC check-tcg' job started to fail [*]:
[2041/3679] Compiling C++ object libcommon.fa.p/disas_nanomips.cpp.o
FAILED: libcommon.fa.p/disas_nanomips.cpp.o
{standard input}: Assembler messages:
{standard input}:577781: Warning: end of file not at end of a line; newline
inserted
{standard input}:577882: Error: unknown pseudo-op: `.lvl35769'
{standard input}: Error: open CFI at the end of file; missing .cfi_endproc
directive
c++: fatal error: Killed signal terminated program cc1plus
compilation terminated.