// RUN: %clangxx_asan -O1 -fsanitize-address-use-after-scope %s -o %t && \ // RUN: not %run %t 2>&1 | FileCheck %s #include <stdio.h> struct IntHolder { explicit IntHolder(int *val = 0) : val_(val) { } ~IntHolder() { printf("Value: %d\n", *val_); // BOOM // CHECK: ERROR: AddressSanitizer: stack-use-after-scope // CHECK: #0 0x{{.*}} in IntHolder::~IntHolder{{.*}}.cc:[[@LINE-2]] } void set(int *val) { val_ = val; } int *get() { return val_; } int *val_; }; int main(int argc, char *argv[]) { // It is incorrect to use "x" int IntHolder destructor, because "x" is // "destroyed" earlier as it's declared later. IntHolder holder; int x = argc; holder.set(&x); return 0; }