Comment 5 for bug 2036268

Stripping the -mbranch-protection flag results in a successful build, similar to what we got before the rebuild:

make[5]: Entering directory '/<<PKGBUILDDIR>>/src/lib'
for bin in test-lib; do \
  if ! ./$bin; then exit 1; fi; \
done
aqueue ............................................................... : ok
array elem ........................................................... : ok
array count/empty .................................................... : ok
array foreach ........................................................ : ok
array foreach reverse ................................................ : ok
array foreach_elem ro/rw strings ..................................... : ok
array reverse ........................................................ : ok
array_lsearch ........................................................ : ok
array compare (ushort) ............................................... : ok
array compare (char*) ................................................ : ok
array_free_without_data .............................................. : ok
array_free ........................................................... : ok
backtrace_append ..................................................... : ok
backtrace_get ........................................................ : ok
base32_encode() with padding ......................................... : ok
base32_encode() no padding ........................................... : ok
base32hex_encode() with padding ...................................... : ok
base32hex_encode() no padding ........................................ : ok