2021-10-25 Sandra Loosemore <sandra@codesourcery.com>
gcc/testsuite/
PR testsuite/102910
* gfortran.dg/c-interop/cf-descriptor-5-c.c: Use a static buffer
instead of alloca.
#include <stdlib.h>
#include <stdio.h>
-#include <alloca.h>
#include <ISO_Fortran_binding.h>
#include "dump-descriptors.h"
extern void ctest (int n);
extern void ftest (CFI_cdesc_t *a, int n);
+#define BUFSIZE 512
+static char adata[BUFSIZE];
+
void
ctest (int n)
{
CFI_CDESC_T(0) adesc;
CFI_cdesc_t *a = (CFI_cdesc_t *) &adesc;
- char *adata = (char *) alloca (n);
+
+ /* Use a fixed-size static buffer instead of allocating one dynamically. */
+ if (n > BUFSIZE)
+ abort ();
/* Fill in adesc. */
check_CFI_status ("CFI_establish",