xref: /aosp_15_r20/external/compiler-rt/test/asan/TestCases/Darwin/dladdr-demangling.cc (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6)
1*7c3d14c8STreehugger Robot // In a non-forking sandbox, we fallback to dladdr(). Test that we provide
2*7c3d14c8STreehugger Robot // properly demangled C++ names in that case.
3*7c3d14c8STreehugger Robot 
4*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -o %t
5*7c3d14c8STreehugger Robot // RUN: not %run %t 2>&1 | FileCheck %s
6*7c3d14c8STreehugger Robot // 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*7c3d14c8STreehugger Robot 
8*7c3d14c8STreehugger Robot #include <stdlib.h>
9*7c3d14c8STreehugger Robot 
10*7c3d14c8STreehugger Robot class MyClass {
11*7c3d14c8STreehugger Robot  public:
my_function(int n)12*7c3d14c8STreehugger Robot   int my_function(int n) {
13*7c3d14c8STreehugger Robot     char *x = (char*)malloc(n * sizeof(char));
14*7c3d14c8STreehugger Robot     free(x);
15*7c3d14c8STreehugger Robot     return x[5];
16*7c3d14c8STreehugger Robot     // CHECK-DLADDR: Using dladdr symbolizer
17*7c3d14c8STreehugger Robot     // CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}}
18*7c3d14c8STreehugger Robot     // CHECK: {{READ of size 1 at 0x.* thread T0}}
19*7c3d14c8STreehugger Robot     // CHECK-DLADDR: failed to fork
20*7c3d14c8STreehugger Robot     // CHECK: {{    #0 0x.* in MyClass::my_function\(int\)}}
21*7c3d14c8STreehugger Robot     // CHECK: {{freed by thread T0 here:}}
22*7c3d14c8STreehugger Robot     // CHECK: {{    #0 0x.* in wrap_free}}
23*7c3d14c8STreehugger Robot     // CHECK: {{    #1 0x.* in MyClass::my_function\(int\)}}
24*7c3d14c8STreehugger Robot     // CHECK: {{previously allocated by thread T0 here:}}
25*7c3d14c8STreehugger Robot     // CHECK: {{    #0 0x.* in wrap_malloc}}
26*7c3d14c8STreehugger Robot     // CHECK: {{    #1 0x.* in MyClass::my_function\(int\)}}
27*7c3d14c8STreehugger Robot   }
28*7c3d14c8STreehugger Robot };
29*7c3d14c8STreehugger Robot 
main()30*7c3d14c8STreehugger Robot int main() {
31*7c3d14c8STreehugger Robot   MyClass o;
32*7c3d14c8STreehugger Robot   return o.my_function(10);
33*7c3d14c8STreehugger Robot }
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