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add some debug messages

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This commit is contained in:
Stefan Lankes 2015-07-11 07:15:23 +02:00
parent cb566fc56e
commit b9d8188dba
1 changed files with 7 additions and 3 deletions
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10
hermit/newlib/examples/jacobi.c
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@ -45,13 +45,17 @@ static int generate_empty_matrix(double*** A , unsigned int N) {
*A = (double**) malloc((N+1)*sizeof(double*));
if (*A == NULL)
return -2; /* Error */
if (*A == NULL) {
printf("*A is NULL...\n");
return -1; /* Error */
}
(*A)[0] = (double*) malloc((N+1)*N*sizeof(double));
if (**A == NULL)
if (**A == NULL) {
printf("**A is NULL...\n");
return -2; /* Error */
}
for(iCnt=1; iCnt<N; iCnt++) { /* Assign pointers in the first "real index"; Value from 1 to N (0 yet set, value N means N+1) */
(*A)[iCnt] = &((*A)[0][iCnt*(N+1)]);