1d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov// Test with "-O2" only to make sure inlining (leading to use-after-scope) 2d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov// happens. "always_inline" is not enough, as Clang doesn't emit 3d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov// llvm.lifetime intrinsics at -O0. 4d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov// 52d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// RUN: %clangxx_asan -O2 -fsanitize=use-after-scope %s -o %t && not %run %t 2>&1 | FileCheck %s 65d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines// XFAIL: * 7d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov 8d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonovint *arr; 9d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov 10d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov__attribute__((always_inline)) 11d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonovvoid inlined(int arg) { 12d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov int x[5]; 13d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov for (int i = 0; i < arg; i++) x[i] = i; 14d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov arr = x; 15d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov} 16d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov 17d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonovint main(int argc, char *argv[]) { 18d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov inlined(argc); 19d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov return arr[argc - 1]; // BOOM 20d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov // CHECK: ERROR: AddressSanitizer: stack-use-after-scope 21d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov // CHECK: READ of size 4 at 0x{{.*}} thread T0 22ed936c1d3a8db321b45d2e249159ec48c6450043Alexey Samsonov // CHECK: #0 0x{{.*}} in main 23d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov // CHECK: {{.*}}use-after-scope-inlined.cc:[[@LINE-4]] 2450f3daa00d3da0a80c8798a3e977705e96ec106fKostya Serebryany // CHECK: Address 0x{{.*}} is located in stack of thread T0 at offset 2550f3daa00d3da0a80c8798a3e977705e96ec106fKostya Serebryany // CHECK: [[OFFSET:[^ ]*]] in frame 2650f3daa00d3da0a80c8798a3e977705e96ec106fKostya Serebryany // CHECK: main 27d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov // CHECK: {{\[}}[[OFFSET]], {{.*}}) 'x.i' 28d4b5db8cb8a7a13bb5cc1d4ce53e8e088303c854Alexey Samsonov} 29