blob: 70384b9c93f88f0c47e25ae915595bf2a92c0efd [file] [log] [blame]
// RUN: %clangxx_msan -O0 %s -o %t && %run %t %p
// PR17377: C++ module destructors get stale argument shadow.
#include <stdio.h>
#include <stdlib.h>
class A {
public:
// This destructor get stale argument shadow left from the call to f().
~A() {
if (this)
exit(0);
}
};
A a;
__attribute__((noinline))
void f(long x) {
}
int main(void) {
long x;
long * volatile p = &x;
// This call poisons TLS shadow for the first function argument.
f(*p);
return 0;
}