xref: /llvm-project/compiler-rt/test/scudo/alignment.c (revision f7c5c0d87b8ae5e55006fd3a31994cd68d64f102) 
1*f7c5c0d8SMitch Phillips // RUN: %clang_scudo %s -o %t
2*f7c5c0d8SMitch Phillips // RUN: not %run %t pointers 2>&1 | FileCheck %s
3*f7c5c0d8SMitch Phillips 
4*f7c5c0d8SMitch Phillips // Tests that a non MinAlignment aligned pointer will trigger the associated
5*f7c5c0d8SMitch Phillips // error on deallocation.
6*f7c5c0d8SMitch Phillips 
7*f7c5c0d8SMitch Phillips #include <assert.h>
8*f7c5c0d8SMitch Phillips #include <stdint.h>
9*f7c5c0d8SMitch Phillips #include <stdlib.h>
10*f7c5c0d8SMitch Phillips #include <string.h>
11*f7c5c0d8SMitch Phillips 
main(int argc,char ** argv)12*f7c5c0d8SMitch Phillips int main(int argc, char **argv) {
13*f7c5c0d8SMitch Phillips   assert(argc == 2);
14*f7c5c0d8SMitch Phillips   if (!strcmp(argv[1], "pointers")) {
15*f7c5c0d8SMitch Phillips     void *p = malloc(1U << 16);
16*f7c5c0d8SMitch Phillips     assert(p);
17*f7c5c0d8SMitch Phillips     free((void *)((uintptr_t)p | 1));
18*f7c5c0d8SMitch Phillips   }
19*f7c5c0d8SMitch Phillips   return 0;
20*f7c5c0d8SMitch Phillips }
21*f7c5c0d8SMitch Phillips 
22*f7c5c0d8SMitch Phillips // CHECK: ERROR: misaligned pointer when deallocating address
23