// Test with "-O2" only to make sure inlining (leading to use-after-scope) // happens. "always_inline" is not enough, as Clang doesn't emit // llvm.lifetime intrinsics at -O0. // // RUN: %clangxx_asan -m64 -O2 -fsanitize=use-after-scope %s -o %t && \ // RUN: %t 2>&1 | %symbolize | FileCheck %s // RUN: %clangxx_asan -m32 -O2 -fsanitize=use-after-scope %s -o %t && \ // RUN: %t 2>&1 | %symbolize | FileCheck %s int *arr; __attribute__((always_inline)) void inlined(int arg) { int x[5]; for (int i = 0; i < arg; i++) x[i] = i; arr = x; } int main(int argc, char *argv[]) { inlined(argc); return arr[argc - 1]; // BOOM // CHECK: ERROR: AddressSanitizer: stack-use-after-scope // CHECK: READ of size 4 at 0x{{.*}} thread T0 // CHECK: #0 0x{{.*}} in {{_?}}main // CHECK: {{.*}}use-after-scope-inlined.cc:[[@LINE-4]] // CHECK: Address 0x{{.*}} is located at offset // CHECK: [[OFFSET:[^ ]*]] in frame <main> of T0{{.*}}: // CHECK: {{\[}}[[OFFSET]], {{.*}}) 'x.i' }