llvm-project/compiler-rt/test/scudo/double-free.cpp

46 lines
967 B
C++

// RUN: %clang_scudo %s -o %t
// RUN: not %run %t malloc 2>&1 | FileCheck %s
// RUN: not %run %t new 2>&1 | FileCheck %s
// RUN: not %run %t newarray 2>&1 | FileCheck %s
// RUN: not %run %t memalign 2>&1 | FileCheck %s
// Tests double-free error on pointers allocated with different allocation
// functions.
#include <assert.h>
#include <stdlib.h>
#include <string.h>
int main(int argc, char **argv)
{
assert(argc == 2);
if (!strcmp(argv[1], "malloc")) {
void *p = malloc(sizeof(int));
assert(p);
free(p);
free(p);
}
if (!strcmp(argv[1], "new")) {
int *p = new int;
assert(p);
delete p;
delete p;
}
if (!strcmp(argv[1], "newarray")) {
int *p = new int[8];
assert(p);
delete[] p;
delete[] p;
}
if (!strcmp(argv[1], "memalign")) {
void *p = nullptr;
posix_memalign(&p, 0x100, sizeof(int));
assert(p);
free(p);
free(p);
}
return 0;
}
// CHECK: ERROR: invalid chunk state