Found the following significant warnings:
  ./Swave.h:58:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:59:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:60:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:61:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:61:15: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
  ./Swave.h:62:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:62:15: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
  ./Swave.h:63:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:64:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:65:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./Swave.h:68:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  bee_annealing.c:56:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  bee_annealing.c:80:35: warning: passing arguments to 'ran1' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  bee_annealing.c:81:36: warning: passing arguments to 'ran1' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  bee_annealing.c:96:23: warning: passing arguments to 'ran1' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  bee_annealing.c:102:23: warning: passing arguments to 'ran1' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  bee_annealing.c:114:18: warning: passing arguments to 'ran1' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./Swave.h:63:12: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a subsequent declaration [-Wdeprecated-non-prototype]
  ./Swave.h:64:15: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a subsequent declaration [-Wdeprecated-non-prototype]
  choldc.c:253:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./Swave.h:65:12: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a subsequent declaration [-Wdeprecated-non-prototype]
  cwt_maxima.c:29:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  cwt_maxima.c:62:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./Swave.h:63:12: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
  ./Swave.h:64:15: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
  dau.c:38:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:57:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:78:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:112:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:144:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:178:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:211:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:260:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:286:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:312:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:349:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau.c:385:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau_wave.c:45:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dau_wave.c:110:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dau_wave.c:144:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau_wave.c:155:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau_wave.c:178:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau_wave.c:193:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dau_wave.c:211:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:24:5: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./Swave.h:63:12: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a subsequent definition [-Wdeprecated-non-prototype]
  dwfilter.c:44:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:88:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:136:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:142:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dwfilter.c:214:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:224:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dwfilter.c:286:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:349:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:414:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:481:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:487:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dwfilter.c:563:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:569:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dwfilter.c:624:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:690:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwfilter.c:812:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwinverse.c:35:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwinverse.c:96:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwkernel.c:25:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwkernel.c:53:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwkernel.c:82:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwkernel.c:91:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dwvector.c:29:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwvector.c:55:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwvector.c:86:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwvector.c:123:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dwvector.c:144:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  fft.c:27:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  fft.c:27:11: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
  multiply.c:24:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  pca_climbers.c:234:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  pca_climbers.c:234:10: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
  pca_family.c:27:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./Swave.h:65:12: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
  snakesub.c:19:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  snakesub.c:35:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  svd.c:278:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  svd.c:313:17: warning: passing arguments to 'double_residue' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  svd.c:278:8: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a subsequent definition [-Wdeprecated-non-prototype]
  :59:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  splsnake.c:42:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  util.c:13:5: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
See ‘/data/gannet/ripley/R/packages/tests-clang/Rwave.Rcheck/00install.out’ for details.