lbfgsb.hpp:13:14: warning: type of ‘setulb_’ does not match original declaration

 WARNING
Found the following significant warnings:
  /data/gannet/ripley/R/packages/tests-gcc-SAN/rlibkriging/src/libK/lbfgsb_cpp/include/lbfgsb_cpp/lbfgsb.hpp:13:14: warning: type of ‘setulb_’ does not match original declaration [-Wlto-type-mismatch]


https://www.stats.ox.ac.uk/pub/bdr/memtests/gcc-ASAN/rlibkriging/