blob: 5dce9e0595989f2da26654c0bac88ace93b7cfa4 [file] [log] [blame]
/* Test for correct functioning of the --malloc-fill and --free-fill
flags. Needs --malloc-fill=0x55 and --free-fill=0x77. */
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include "../memcheck.h"
int main ( void )
{
int *r, *oldr, *a;
#define TEST(x, exp_x, desc) \
VALGRIND_MAKE_MEM_DEFINED(&x, sizeof(int)); \
if (x == exp_x) { \
fprintf(stderr, "PASSED: " desc "\n"); \
} else { \
fprintf(stderr, "FAILED: " desc "\n"); \
}
//-------------------------------------------------------------
fprintf(stderr, "test simple malloc/free:\n");
a = malloc(10 * sizeof(int)); assert(a);
TEST(a[4], 0x55555555, "malloc-filled");
free(a);
TEST(a[5], 0x77777777, " free-filled");
//-------------------------------------------------------------
fprintf(stderr, "\ntest realloc-larger:\n");
r = malloc(30 * sizeof(int)); assert(r);
TEST(r[25], 0x55555555, "malloc-filled");
/* Make larger */
oldr = r;
r = realloc(r, 40 * sizeof(int)); assert(r);
TEST(oldr[26], 0x77777777, " free-filled");
TEST( r[35], 0x55555555, "malloc-filled");
free(r);
//-------------------------------------------------------------
fprintf(stderr, "\ntest realloc-smaller:\n");
r = malloc(30 * sizeof(int)); assert(r);
TEST(r[25], 0x55555555, "malloc-filled");
/* Make smaller */
oldr = r;
r = realloc(r, 20 * sizeof(int)); assert(r);
TEST(oldr[26], 0x77777777, " free-filled");
free(r);
//-------------------------------------------------------------
fprintf(stderr, "\ntest calloc:\n");
a = calloc(100, sizeof(int)); assert(r);
TEST(a[42], 0x00000000, "zero");
free(a);
return 0;
}