[HIP] Use nul instead of /dev/null when running on windows
When clang is running on windows, /dev/null is not available. Use nul as empty input file instead.
Differential Revision: https://reviews.llvm.org/D56225
llvm-svn: 350885
diff --git a/clang/lib/Driver/ToolChains/HIP.cpp b/clang/lib/Driver/ToolChains/HIP.cpp
index b44aadd..868765c 100644
--- a/clang/lib/Driver/ToolChains/HIP.cpp
+++ b/clang/lib/Driver/ToolChains/HIP.cpp
@@ -24,6 +24,12 @@
using namespace clang;
using namespace llvm::opt;
+#if _WIN32 || _WIN64
+#define NULL_FILE "nul"
+#else
+#define NULL_FILE "/dev/null"
+#endif
+
namespace {
static void addBCLib(Compilation &C, const ArgList &Args,
@@ -197,7 +203,7 @@
// ToDo: Remove the dummy host binary entry which is required by
// clang-offload-bundler.
std::string BundlerTargetArg = "-targets=host-x86_64-unknown-linux";
- std::string BundlerInputArg = "-inputs=/dev/null";
+ std::string BundlerInputArg = "-inputs=" NULL_FILE;
for (const auto &II : Inputs) {
const auto* A = II.getAction();