gcc/boehm-gc/testsuite/boehm-gc.lib/staticrootstest.c

49 lines
926 B
C

/* { dg-add-shlib "staticrootslib.c" } */
#include <stdio.h>
#ifndef GC_DEBUG
# define GC_DEBUG
#endif
#include "gc.h"
#include "gc_backptr.h"
struct treenode {
struct treenode *x;
struct treenode *y;
} * root[10];
static char *staticroot = 0;
extern struct treenode * libsrl_mktree(int i);
extern void * libsrl_init(void);
extern void * libsrl_collect (void);
int main(void)
{
int i;
staticroot = libsrl_init();
for (i = 0; i < sizeof(struct treenode); ++i) {
staticroot[i] = 0x42;
}
libsrl_collect();
for (i = 0; i < 10; ++i) {
root[i] = libsrl_mktree(12);
libsrl_collect();
}
for (i = 0; i < sizeof(struct treenode); ++i) {
if (staticroot[i] != 0x42)
return -1;
}
for (i = 0; i < 10; ++i) {
root[i] = libsrl_mktree(12);
libsrl_collect();
}
for (i = 0; i < sizeof(struct treenode); ++i) {
if (staticroot[i] != 0x42)
return -1;
}
return 0;
}