Viewing file:  setpointer-c.c (2.22 KB) -rw-r--r--
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#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <ISO_Fortran_binding.h>
#include "dump-descriptors.h"
static int a[10][5][3];
static CFI_index_t extents[] = {3, 5, 10};
static CFI_index_t lb1[] = {1, 2, 3};
static CFI_index_t lb2[] = {0, 1, -10};
/* External entry point. */
extern void ctest (void);
void
ctest (void)
{
CFI_CDESC_T(3) sdesc;
CFI_cdesc_t *source = (CFI_cdesc_t *) &sdesc;
CFI_CDESC_T(3) rdesc;
CFI_cdesc_t *result = (CFI_cdesc_t *) &rdesc;
/* Create descriptors. */
check_CFI_status ("CFI_establish",
CFI_establish (source, (void *)a, CFI_attribute_pointer,
CFI_type_int, 0, 3, extents));
check_CFI_status ("CFI_establish",
CFI_establish (result, NULL, CFI_attribute_pointer,
CFI_type_int, 0, 3, NULL));
/* Use setpointer to adjust the bounds of source in place. */
check_CFI_status ("CFI_setpointer",
CFI_setpointer (source, source, lb1));
dump_CFI_cdesc_t (source);
if (source->dim[0].lower_bound != lb1[0])
abort ();
if (source->dim[1].lower_bound != lb1[1])
abort ();
if (source->dim[2].lower_bound != lb1[2])
abort ();
/* Use setpointer to copy the pointer and bounds from source. */
check_CFI_status ("CFI_setpointer",
CFI_setpointer (result, source, NULL));
dump_CFI_cdesc_t (result);
if (result->base_addr != source->base_addr)
abort ();
if (result->dim[0].lower_bound != source->dim[0].lower_bound)
abort ();
if (result->dim[1].lower_bound != source->dim[1].lower_bound)
abort ();
if (result->dim[2].lower_bound != source->dim[2].lower_bound)
abort ();
/* Use setpointer to nullify result. */
check_CFI_status ("CFI_setpointer",
CFI_setpointer (result, NULL, NULL));
dump_CFI_cdesc_t (result);
if (result->base_addr)
abort ();
/* Use setpointer to copy the pointer from source, but use
different bounds. */
check_CFI_status ("CFI_setpointer",
CFI_setpointer (result, source, lb2));
dump_CFI_cdesc_t (source);
if (result->base_addr != source->base_addr)
abort ();
if (result->dim[0].lower_bound != lb2[0])
abort ();
if (result->dim[1].lower_bound != lb2[1])
abort ();
if (result->dim[2].lower_bound != lb2[2])
abort ();
}
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