1 files changed, 33 insertions, 0 deletions
diff --git a/contrib/llvm-project/clang/lib/Driver/ToolChains/ZOS.cpp b/contrib/llvm-project/clang/lib/Driver/ToolChains/ZOS.cpp
new file mode 100644
index 000000000000..f921227076a5
--- /dev/null
+++ b/contrib/llvm-project/clang/lib/Driver/ToolChains/ZOS.cpp
@@ -0,0 +1,33 @@
+//===--- ZOS.cpp - z/OS ToolChain Implementations ---------------*- 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "ZOS.h"
+#include "CommonArgs.h"
+#include "clang/Driver/Compilation.h"
+#include "clang/Driver/Options.h"
+#include "llvm/Option/ArgList.h"
+
+using namespace clang::driver;
+using namespace clang::driver::toolchains;
+using namespace llvm::opt;
+using namespace clang;
+
+ZOS::ZOS(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)
+    : ToolChain(D, Triple, Args) {}
+
+ZOS::~ZOS() {}
+
+void ZOS::addClangTargetOptions(const ArgList &DriverArgs,
+                                ArgStringList &CC1Args,
+                                Action::OffloadKind DeviceOffloadKind) const {
+  // Pass "-faligned-alloc-unavailable" only when the user hasn't manually
+  // enabled or disabled aligned allocations.
+  if (!DriverArgs.hasArgNoClaim(options::OPT_faligned_allocation,
+                                options::OPT_fno_aligned_allocation))
+    CC1Args.push_back("-faligned-alloc-unavailable");
+}