Fix a memcpy size, new crashing realloc macro.

Former-commit-id: 87a5690ad2297f4062f1f8349838440599f7172e
This commit is contained in:
Marek Nečada 2019-03-09 18:47:05 +00:00
parent cce4f15eac
commit a51236e058
2 changed files with 7 additions and 3 deletions

View File

@ -21,6 +21,8 @@ void qpms_pr_debug_at_flf(const char *filename, unsigned int linenum,
#define QPMS_CRASHING_MALLOC(pointer, size) {(pointer) = malloc(size); if(!pointer) qpms_pr_debug_at_flf(__FILE__,__LINE__,__func__, "Allocation of %zd bytes for " #pointer " failed.", (size_t) (size));}
#define QPMS_CRASHING_REALLOC(pointer, size) {(pointer) = realloc(pointer, size); if(!pointer) qpms_pr_debug_at_flf(__FILE__,__LINE__,__func__, "Rellocation of %zd bytes for " #pointer " failed.", (size_t) (size));}
#define QPMS_WTF qpms_pr_error_at_flf(__FILE__,__LINE__,__func__,"Unexpected error.")
#define QPMS_ENSURE_SUCCESS(x) {if(x) QPMS_WTF;}

View File

@ -748,8 +748,9 @@ complex double *qpms_orbit_irrep_basis(size_t *basis_size,
check_norm_compat(bspec);
const size_t n = bspec->n;
const qpms_gmi_t N = ot->size;
if (target == NULL)
target = malloc(n*n*N*N*sizeof(complex double));
const bool newtarget = (target == NULL);
if (newtarget)
QPMS_CRASHING_MALLOC(target,n*n*N*N*sizeof(complex double));
if (target == NULL) abort();
memset(target, 0, n*n*N*N*sizeof(complex double));
@ -786,7 +787,8 @@ complex double *qpms_orbit_irrep_basis(size_t *basis_size,
if(s[bs] < SVD_ATOL) break;
}
memcpy(target, V_H, bs*N*n*n*sizeof(complex double));
memcpy(target, V_H, bs*N*n*sizeof(complex double));
if(newtarget) QPMS_CRASHING_REALLOC(target, bs*N*n*sizeof(complex double));
if(basis_size) *basis_size = bs;
free(U);