1 // In a non-forking sandbox, we fallback to dladdr(). Test that we provide 2 // properly demangled C++ names in that case. 3 4 // RUN: %clangxx_asan -O0 %s -o %t 5 // RUN: not %run %t 2>&1 | FileCheck %s 6 // RUN: %env_asan_opts=verbosity=2 not %run sandbox-exec -p '(version 1)(allow default)(deny process-fork)' %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-DLADDR 7 8 #include <stdlib.h> 9 10 class MyClass { 11 public: 12 int my_function(int n) { 13 char *x = (char*)malloc(n * sizeof(char)); 14 free(x); 15 return x[5]; 16 // CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}} 17 // CHECK: {{READ of size 1 at 0x.* thread T0}} 18 // CHECK-DLADDR: Using dladdr symbolizer 19 // CHECK-DLADDR: failed to fork external symbolizer 20 // CHECK: {{ #0 0x.* in MyClass::my_function\(int\)}} 21 // CHECK: {{freed by thread T0 here:}} 22 // CHECK: {{ #0 0x.* in wrap_free}} 23 // CHECK: {{ #1 0x.* in MyClass::my_function\(int\)}} 24 // CHECK: {{previously allocated by thread T0 here:}} 25 // CHECK: {{ #0 0x.* in wrap_malloc}} 26 // CHECK: {{ #1 0x.* in MyClass::my_function\(int\)}} 27 } 28 }; 29 30 int main() { 31 MyClass o; 32 return o.my_function(10); 33 } 34
