| // This test case checks for an old bug when using plug-ins that caused |
| // the stack numbering to be incorrect. |
| // UNSUPPORTED: android |
| // UNSUPPORTED: ios |
| |
| // RUN: %clangxx_asan -O0 -g %s -o %t |
| // RUN: %env_asan_opts=symbolize=0 not %run %t DUMMY_ARG > %t.asan_report 2>&1 |
| // RUN: %asan_symbolize --log-level debug --log-dest %t_debug_log_output.txt -l %t.asan_report --plugins %S/plugin_wrong_frame_number_bug.py > %t.asan_report_sym |
| // RUN: FileCheck --input-file=%t.asan_report_sym %s |
| |
| #include <stdlib.h> |
| |
| int* p; |
| extern "C" { |
| |
| void bug() { |
| free(p); |
| } |
| |
| void foo(bool call_bug) { |
| if (call_bug) |
| bug(); |
| } |
| |
| // This indirection exists so that the call stack |
| // is reliably large enough. |
| void do_access_impl() { |
| *p = 42; |
| } |
| |
| void do_access() { |
| do_access_impl(); |
| } |
| |
| int main(int argc, char** argv) { |
| p = (int*) malloc(sizeof(p)); |
| foo(argc > 1); |
| do_access(); |
| free(p); |
| return 0; |
| } |
| } |
| |
| // Check that the numbering of the stackframes is correct. |
| |
| // CHECK: AddressSanitizer: heap-use-after-free |
| // CHECK-NEXT: WRITE of size |
| // CHECK-NEXT: #0 0x{{[0-9a-fA-F]+}} |
| // CHECK-NEXT: #1 0x{{[0-9a-fA-F]+}} in do_access |
| // CHECK-NEXT: #2 0x{{[0-9a-fA-F]+}} in main |
