| //===-- ubsan_diag_standalone.cc ------------------------------------------===// |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Diagnostic reporting for the standalone UBSan runtime. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "ubsan_platform.h" |
| #if CAN_SANITIZE_UB |
| #include "ubsan_diag.h" |
| |
| using namespace __ubsan; |
| |
| extern "C" { |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __sanitizer_print_stack_trace() { |
| uptr top = 0; |
| uptr bottom = 0; |
| bool request_fast_unwind = common_flags()->fast_unwind_on_fatal; |
| if (request_fast_unwind) |
| __sanitizer::GetThreadStackTopAndBottom(false, &top, &bottom); |
| |
| GET_CURRENT_PC_BP_SP; |
| (void)sp; |
| BufferedStackTrace stack; |
| stack.Unwind(kStackTraceMax, pc, bp, nullptr, top, bottom, |
| request_fast_unwind); |
| stack.Print(); |
| } |
| } // extern "C" |
| |
| #endif // CAN_SANITIZE_UB |
