[Elftoolchain-developers] Tests currently broken on FreeBSD

[Ed M. <em...@fr...>]

In a recent Cirrus-CI build
(http://cirrus-ci.com/build/6213744988782592) the freebsd_11 task
failed with:

===> test/libelf/tset/common (all)
_E=`echo msb | tr '[a-z]' '[A-Z]'`; _C=`echo 32 | tr '[a-z]' '[A-Z]'`;
cat /tmp/cirrus-ci-build/test/libelf/tset/common/check_elf.yaml | sed
-e "s/ELFDATANONE/ELFDATA2${_E}/g" -e "s/ELFCLASSNONE/ELFCLASS${_C}/g"
| /tmp/cirrus-ci-build/test/libelf/tset/bin/elfc -o check_elf.msb32
/tmp/cirrus-ci-build/test/libelf/tset/bin/elfc:1610: YAMLLoadWarning:
calling yaml.load() without Loader=... is deprecated, as the default
Loader is unsafe. Please read https://msg.pyyaml.org/load for full
details.
elf = make_elf(yaml.load(stream))
Usage: elfc [options] [input-file]
elfc: error: cannot parse stream: could not determine a constructor
for the tag '!Ehdr'
in "<stdin>", line 4, column 7
*** Error code 2
Stop.