src/compiler-rt/test/msan/dtor-trivial.cpp

   1 // RUN: %clangxx_msan %s -O0 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 %run %t >%t.out 2>&1
   2
   3 // RUN: %clangxx_msan %s -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 %run %t >%t.out 2>&1
   4
   5 // RUN: %clangxx_msan %s -O2 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 %run %t >%t.out 2>&1
   6
   7 // TODO Success pending on resolution of
   8 // https://github.com/google/sanitizers/issues/596
   9
  10 // XFAIL: *
  11
  12 #include <assert.h>
  13 #include <sanitizer/msan_interface.h>
  14
  15 template <class T> class Vector {
  16  public:
  17   int size;
  18   ~Vector() {}
  19 };
  20
  21 struct NonTrivial {
  22   int a;
  23   Vector<int> v;
  24 };
  25
  26 struct Trivial {
  27   int a;
  28   int b;
  29 };
  30
  31 int main() {
  32   NonTrivial *nt = new NonTrivial();
  33   nt->~NonTrivial();
  34   assert(__msan_test_shadow(nt, sizeof(*nt)) != -1);
  35
  36   Trivial *t = new Trivial();
  37   t->~Trivial();
  38   assert(__msan_test_shadow(t, sizeof(*t)) != -1);
  39
  40   return 0;
  41 }