1 // RUN: %clangxx_asan -m64 -O0 %s -o %t && %t 2>&1 | %symbolize > %t.out 2 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 3 // RUN: %clangxx_asan -m64 -O1 %s -o %t && %t 2>&1 | %symbolize > %t.out 4 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 5 // RUN: %clangxx_asan -m64 -O2 %s -o %t && %t 2>&1 | %symbolize > %t.out 6 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 7 // RUN: %clangxx_asan -m64 -O3 %s -o %t && %t 2>&1 | %symbolize > %t.out 8 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 9 // RUN: %clangxx_asan -m32 -O0 %s -o %t && %t 2>&1 | %symbolize > %t.out 10 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 11 // RUN: %clangxx_asan -m32 -O1 %s -o %t && %t 2>&1 | %symbolize > %t.out 12 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 13 // RUN: %clangxx_asan -m32 -O2 %s -o %t && %t 2>&1 | %symbolize > %t.out 14 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 15 // RUN: %clangxx_asan -m32 -O3 %s -o %t && %t 2>&1 | %symbolize > %t.out 16 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out 17 18 #include <stdlib.h> 19 int main() { 20 char *x = (char*)malloc(10 * sizeof(char)); 21 free(x); 22 return x[5]; 23 // CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}} 24 // CHECK: {{0x.* at pc 0x.* bp 0x.* sp 0x.*}} 25 // CHECK: {{READ of size 1 at 0x.* thread T0}} 26 // CHECK: {{ #0 0x.* in _?main .*use-after-free.cc:22}} 27 // CHECK: {{0x.* is located 5 bytes inside of 10-byte region .0x.*,0x.*}} 28 // CHECK: {{freed by thread T0 here:}} 29 30 // CHECK-Linux: {{ #0 0x.* in .*free}} 31 // CHECK-Linux: {{ #1 0x.* in main .*use-after-free.cc:21}} 32 33 // CHECK-Darwin: {{ #0 0x.* in _?wrap_free}} 34 // CHECK-Darwin: {{ #1 0x.* in _?main .*use-after-free.cc:21}} 35 36 // CHECK: {{previously allocated by thread T0 here:}} 37 38 // CHECK-Linux: {{ #0 0x.* in .*malloc}} 39 // CHECK-Linux: {{ #1 0x.* in main .*use-after-free.cc:20}} 40 41 // CHECK-Darwin: {{ #0 0x.* in _?wrap_malloc.*}} 42 // CHECK-Darwin: {{ #1 0x.* in _?main .*use-after-free.cc:20}} 43 } 44
