llvm-project/llvm/lib/Support/Valgrind.cpp
Adrian Prantl 2afc8be2fa Work around a Clang modules build issue.
See:
https://green.lab.llvm.org/green/view/LLDB/job/lldb-cmake/40636/consoleFull#-39956214149ba4694-19c4-4d7e-bec5-911270d8a58c

```
llvm/lib/Support/Valgrind.cpp:37:63: error: missing '#include <stddef.h>'; 'size_t' must be declared before it is used
void llvm::sys::ValgrindDiscardTranslations(const void *Addr, size_t Len) {
                                                              ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/13.0.0/include/stddef.h:46:23: note: declaration here is not visible
typedef __SIZE_TYPE__ size_t;
                      ^
1 error generated.
```

rdar://88049280
2022-01-31 12:03:00 -08:00

40 lines
1.1 KiB
C++

//===-- Valgrind.cpp - Implement Valgrind communication ---------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Defines Valgrind communication methods, if HAVE_VALGRIND_VALGRIND_H is
// defined. If we have valgrind.h but valgrind isn't running, its macros are
// no-ops.
//
//===----------------------------------------------------------------------===//
#include <stddef.h>
#include "llvm/Support/Valgrind.h"
#include "llvm/Config/config.h"
#if HAVE_VALGRIND_VALGRIND_H
#include <valgrind/valgrind.h>
bool llvm::sys::RunningOnValgrind() {
return RUNNING_ON_VALGRIND;
}
void llvm::sys::ValgrindDiscardTranslations(const void *Addr, size_t Len) {
VALGRIND_DISCARD_TRANSLATIONS(Addr, Len);
}
#else // !HAVE_VALGRIND_VALGRIND_H
bool llvm::sys::RunningOnValgrind() {
return false;
}
void llvm::sys::ValgrindDiscardTranslations(const void *Addr, size_t Len) {
}
#endif // !HAVE_VALGRIND_VALGRIND_H