1 // RUN: %clangxx_asan -O0 -fsanitize-address-field-padding=1  %s -o %t
2 // RUN: not %run %t 11 2>&1 | FileCheck %s
3 // RUN: %run %t 10
4 //
5 // FIXME: fix 32-bits.
6 // REQUIRES: asan-64-bits, shadow-scale-3
7 // FIXME: Implement ASan intra-object padding in Clang's MS record layout
8 // UNSUPPORTED: windows-msvc
9 #include <stdio.h>
10 #include <stdlib.h>
11 class Foo {
12  public:
13   Foo() : pre1(1), pre2(2), post1(3), post2(4) {
14   }
15   virtual ~Foo() {
16   }
17   void set(int i, int val) { a[i] = val; }
18 // CHECK: ERROR: AddressSanitizer: intra-object-overflow
19 // CHECK: #0 {{.*}}Foo::set{{.*}}intra-object-overflow.cpp:[[@LINE-2]]
20  private:
21   int pre1, pre2;
22   int a[11];
23   int post1, post2;
24 };
25 
26 int main(int argc, char **argv) {
27   int idx = argc == 2 ? atoi(argv[1]) : 0;
28   Foo *foo = new Foo;
29   foo->set(idx, 42);
30 // CHECK: #1 {{.*}}main{{.*}}intra-object-overflow.cpp:[[@LINE-1]]
31 // CHECK: is located 84 bytes inside of 128-byte region
32   delete foo;
33 }
34