LLDBAssert.cpp revision 353358 
1//===--------------------- LLDBAssert.cpp ------------------------*- C++-*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "lldb/Utility/LLDBAssert.h"
10
11#include "llvm/Support/Format.h"
12#include "llvm/Support/Signals.h"
13#include "llvm/Support/raw_ostream.h"
14
15using namespace llvm;
16using namespace lldb_private;
17
18void lldb_private::lldb_assert(bool expression, const char *expr_text,
19                               const char *func, const char *file,
20                               unsigned int line) {
21  if (LLVM_LIKELY(expression))
22    return;
23
24  // In a Debug configuration lldb_assert() behaves like assert(0).
25  llvm_unreachable("lldb_assert failed");
26
27  // In a Release configuration it will print a warning and encourage the user
28  // to file a bug report, similar to LLVM���s crash handler, and then return
29  // execution.
30  errs() << format("Assertion failed: (%s), function %s, file %s, line %u\n",
31                   expr_text, func, file, line);
32  errs() << "backtrace leading to the failure:\n";
33  llvm::sys::PrintStackTrace(errs());
34  errs() << "please file a bug report against lldb reporting this failure "
35            "log, and as many details as possible\n";
36}
37