Found the following significant warnings:
  ANN.cpp:51:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ANN.cpp:52:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ANN.cpp:53:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ./pr_queue_k.h:103:4: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ./pr_queue.h:89:4: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ./pr_queue.h:91:5: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ./pr_queue.h:108:4: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ./pr_queue.h:109:4: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  ./pr_queue.h:110:4: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_fix_rad_search.cpp:150:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_fix_rad_search.cpp:151:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_fix_rad_search.cpp:152:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_fix_rad_search.cpp:153:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_fix_rad_search.cpp:154:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_pr_search.cpp:183:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_pr_search.cpp:184:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_pr_search.cpp:185:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_pr_search.cpp:186:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_pr_search.cpp:187:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_pr_search.cpp:188:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_search.cpp:174:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_search.cpp:175:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_search.cpp:176:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_search.cpp:177:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_search.cpp:178:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_search.cpp:179:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_util.cpp:130:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_util.cpp:131:2: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_util.cpp:133:7: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_util.cpp:241:3: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
  kd_util.cpp:242:3: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
See ‘/data/gannet/ripley/R/packages/tests-clang/msr.Rcheck/00install.out’ for details.