// RUN: %clang_cl_asan -O0 %s -Fe%t // RUN: %env_asan_opts=detect_stack_use_after_return=1 not %run %t 2>&1 | FileCheck %s char *x; void foo() { char stack_buffer[42]; x = &stack_buffer[13]; } int main() { foo(); *x = 42; // CHECK: AddressSanitizer: stack-use-after-return // CHECK: WRITE of size 1 at {{.*}} thread T0 // CHECK-NEXT: {{#0 0x.* in main .*stack_use_after_return.cc}}:[[@LINE-3]] // // CHECK: is located in stack of thread T0 at offset [[OFFSET:.*]] in frame // CHECK-NEXT: {{#0 0x.* in foo.*stack_use_after_return.cc}} // // CHECK: 'stack_buffer'{{.*}} <== Memory access at offset [[OFFSET]] is inside this variable }