* installing *source* package ‘changepointTests’ ...
** using staged installation
** libs
using C compiler: ‘Debian clang version 18.1.8 (11)’
clang-18  -I"/home/hornik/tmp/R-d-clang-18/include" -DNDEBUG   -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -DSTRICT_R_HEADERS=1  -fpic  -g -O3 -Wall -pedantic -c changepointCopR.c -o changepointCopR.o
changepointCopR.c:192:23: error: call to undeclared function 'Calloc'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
  192 |        double *cum0 = Calloc( n[0], double);
      |                       ^
changepointCopR.c:192:37: error: expected expression
  192 |        double *cum0 = Calloc( n[0], double);
      |                                     ^
changepointCopR.c:193:36: error: expected expression
  193 |        double *M0  = Calloc( n[0], double);
      |                                    ^
changepointCopR.c:194:35: error: expected expression
  194 |        double *u   = Calloc(d[0], double);
      |                                   ^
changepointCopR.c:195:52: error: expected expression
  195 |        double *cumsumcentered = Calloc( n[0]*n[0], double);
      |                                                    ^
changepointCopR.c:217:8: error: call to undeclared function 'Free'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
  217 |        Free(M0); Free(cum0); Free(cumsumcentered); Free(u);
      |        ^
changepointCopR.c:217:8: note: did you mean 'free'?
/usr/include/stdlib.h:687:13: note: 'free' declared here
  687 | extern void free (void *__ptr) __THROW;
      |             ^
changepointCopR.c:227:19: error: call to undeclared function 'Calloc'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
  227 |       double *B = Calloc( n[0]*n[0], double);
      |                   ^
changepointCopR.c:227:38: error: expected expression
  227 |       double *B = Calloc( n[0]*n[0], double);
      |                                      ^
changepointCopR.c:228:37: error: expected expression
  228 |       double *beta = Calloc( n[0],  double);
      |                                     ^
changepointCopR.c:249:8: error: call to undeclared function 'Free'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
  249 |        Free(beta); Free(B);
      |        ^
changepointCopR.c:265:8: error: call to undeclared function 'Calloc'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
  265 |    D = Calloc(n[0], double);
      |        ^
changepointCopR.c:265:21: error: expected expression
  265 |    D = Calloc(n[0], double);
      |                     ^
changepointCopR.c:275:28: error: expected expression
  275 |     U1  = Calloc(d[0]*i1 , double);
      |                            ^
changepointCopR.c:276:28: error: expected expression
  276 |     z1  = Calloc(i1      , double);
      |                            ^
changepointCopR.c:277:28: error: expected expression
  277 |     r1  = Calloc(i1      , double);
      |                            ^
changepointCopR.c:278:28: error: expected expression
  278 |     MM1 = Calloc(i1      , double);
      |                            ^
changepointCopR.c:279:28: error: expected expression
  279 |     U2  = Calloc(d[0]*i2 , double);
      |                            ^
changepointCopR.c:280:28: error: expected expression
  280 |     z2  = Calloc(i2      , double);
      |                            ^
changepointCopR.c:281:28: error: expected expression
  281 |     r2  = Calloc(i2      , double);
      |                            ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
make: *** [/home/hornik/tmp/R-d-clang-18/etc/Makeconf:195: changepointCopR.o] Error 1
ERROR: compilation failed for package ‘changepointTests’
* removing ‘/srv/hornik/tmp/CRAN_pretest/changepointTests.Rcheck/changepointTests’