File: use-after-scope-loop-bug.cpp

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llvm-toolchain-18 1%3A18.1.8-18
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// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s

volatile int *p;

int main() {
  // Variable goes in and out of scope.
  for (int i = 0; i < 3; ++i) {
    int x[3] = {i, i, i};
    p = x + i;
  }
  return *p;  // BOOM
  // CHECK: ERROR: AddressSanitizer: stack-use-after-scope
  // CHECK:  #0 0x{{.*}} in main {{.*}}use-after-scope-loop-bug.cpp:[[@LINE-2]]
  // CHECK: Address 0x{{.*}} is located in stack of thread T{{.*}} at offset [[OFFSET:[^ ]+]] in frame
  // {{\[}}[[OFFSET]], {{[0-9]+}}) 'x'
}