6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
//===--- AlignedAllocation.h - Aligned Allocation ---------------*- 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
///
|
|
/// \file
|
|
/// Defines a function that returns the minimum OS versions supporting
|
|
/// C++17's aligned allocation functions.
|
|
///
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_CLANG_BASIC_ALIGNEDALLOCATION_H
|
|
#define LLVM_CLANG_BASIC_ALIGNEDALLOCATION_H
|
|
|
|
#include "llvm/Support/ErrorHandling.h"
|
|
#include "llvm/Support/VersionTuple.h"
|
|
#include "llvm/TargetParser/Triple.h"
|
|
|
|
namespace clang {
|
|
|
|
inline llvm::VersionTuple alignedAllocMinVersion(llvm::Triple::OSType OS) {
|
|
switch (OS) {
|
|
default:
|
|
break;
|
|
case llvm::Triple::Darwin:
|
|
case llvm::Triple::MacOSX: // Earliest supporting version is 10.13.
|
|
return llvm::VersionTuple(10U, 13U);
|
|
case llvm::Triple::IOS:
|
|
case llvm::Triple::TvOS: // Earliest supporting version is 11.0.0.
|
|
return llvm::VersionTuple(11U);
|
|
case llvm::Triple::WatchOS: // Earliest supporting version is 4.0.0.
|
|
return llvm::VersionTuple(4U);
|
|
case llvm::Triple::ZOS:
|
|
return llvm::VersionTuple(); // All z/OS versions have no support.
|
|
}
|
|
|
|
llvm_unreachable("Unexpected OS");
|
|
}
|
|
|
|
} // end namespace clang
|
|
|
|
#endif // LLVM_CLANG_BASIC_ALIGNEDALLOCATION_H
|