[HIP] Fix size_t for MSVC environment

In 64 bit MSVC environment size_t is defined as unsigned long long.
In single source language like HIP, data layout should be consistent
in device and host compilation, therefore copy data layout controlling
fields from Aux target for AMDGPU target.

Differential Revision: https://reviews.llvm.org/D56318

llvm-svn: 352620

1 files changed, 6 insertions, 0 deletions

diff --git a/clang/lib/Basic/TargetInfo.cpp b/clang/lib/Basic/TargetInfo.cpp
index 7ab3f5808d0..79678ac6edc 100644
--- a/clang/lib/Basic/TargetInfo.cpp
+++ b/clang/lib/Basic/TargetInfo.cpp
@@ -796,3 +796,9 @@ void TargetInfo::CheckFixedPointBits() const {
   assert(getAccumIBits() >= getUnsignedAccumIBits());
   assert(getLongAccumIBits() >= getUnsignedLongAccumIBits());
 }
+
+void TargetInfo::copyAuxTarget(const TargetInfo *Aux) {
+  auto *Target = static_cast<TransferrableTargetInfo*>(this);
+  auto *Src = static_cast<const TransferrableTargetInfo*>(Aux);
+  *Target = *Src;
+}