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[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
This commit is contained in:
Yaxun Liu 2019-01-10 20:09:52 +00:00
parent 1d5f6a81f5
commit 4fa83fca7e
1 changed files with 7 additions and 1 deletions
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8
clang/lib/Driver/ToolChains/HIP.cpp
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@ -24,6 +24,12 @@ using namespace clang::driver::tools;
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 @@ void AMDGCN::constructHIPFatbinCommand(Compilation &C, const JobAction &JA,
// 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();