Found the following significant warnings:
  amsr.cpp:106:69: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
  bilinear_interp.cpp:28:62: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
  gappy_index.cpp:25:98: warning: format specifies type 'int' but the argument has type 'long' [-Wformat]
  geod.cpp:17:113: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
  geod.cpp:40:96: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
  geod.cpp:42:96: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
  geod.cpp:44:96: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
  ldc_ad2cp_in_file.cpp:185:38: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:201:60: warning: data argument not used by format string [-Wformat-extra-args]
  ldc_ad2cp_in_file.cpp:211:62: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:254:79: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:254:87: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:259:172: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:276:31: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:280:11: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:280:18: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:280:69: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_ad2cp_in_file.cpp:297:11: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_ad2cp_in_file.cpp:300:13: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:300:21: warning: format specifies type 'int' but the argument has type 'long' [-Wformat]
  ldc_ad2cp_in_file.cpp:309:74: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:311:97: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:317:61: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:333:76: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:340:22: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_ad2cp_in_file.cpp:340:40: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:342:77: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:351:11: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:351:20: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:364:79: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:366:94: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:372:41: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:374:77: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:380:44: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:389:21: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:394:107: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:425:84: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:427:83: warning: format specifies type 'long' but the argument has type 'long long' [-Wformat]
  ldc_ad2cp_in_file.cpp:431:28: warning: format specifies type 'int' but the argument has type 'long long' [-Wformat]
  ldc_rdi_in_file.cpp:64:107: warning: data argument not used by format string [-Wformat-extra-args]
  ldc_rdi_in_file.cpp:231:126: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:273:15: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:273:23: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:285:71: warning: format specifies type 'int' but the argument has type 'long' [-Wformat]
  ldc_rdi_in_file.cpp:285:82: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:285:90: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:291:116: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:291:124: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:298:116: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:298:124: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:314:70: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:323:80: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:331:99: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:331:107: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:342:125: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:342:133: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:348:122: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:348:130: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:355:15: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:355:68: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:369:88: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:394:85: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:394:98: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:394:110: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:394:120: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:425:79: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:441:74: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:441:87: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:441:96: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:455:138: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:471:80: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:474:104: warning: format specifies type 'int' but the argument has type 'long' [-Wformat]
  ldc_rdi_in_file.cpp:485:99: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:504:85: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:504:98: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:504:110: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:504:120: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:514:77: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:521:77: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  ldc_rdi_in_file.cpp:524:98: warning: format specifies type 'int' but the argument has type 'long' [-Wformat]
  ldc_rdi_in_file.cpp:525:109: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
  map.c:259:49: warning: data argument not used by format string [-Wformat-extra-args]
  map.c:379:49: warning: data argument not used by format string [-Wformat-extra-args]
  run.cpp:15:79: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
  trap.cpp:16:64: warning: format specifies type 'int' but the argument has type 'R_xlen_t' (aka 'long') [-Wformat]
See ‘/data/gannet/ripley/R/packages/tests-clang/oce.Rcheck/00install.out’ for details.
* used C compiler: ‘clang version 17.0.5’
* used Fortran compiler: ‘flang-new version 17.0.5’
* used C++ compiler: ‘clang version 17.0.5’