Driver: Use the new ELF lld linker for AMDGPU

Summary: 'gnu-old' has been deprecated in favor or 'gnu'.

Reviewers: arsenm, ruiu, rafael

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D15953

llvm-svn: 257175
diff --git a/clang/lib/Driver/Tools.h b/clang/lib/Driver/Tools.h
index 6c67819..2b137f4 100644
--- a/clang/lib/Driver/Tools.h
+++ b/clang/lib/Driver/Tools.h
@@ -240,7 +240,7 @@
 
 class LLVM_LIBRARY_VISIBILITY Linker : public GnuTool {
 public:
-  Linker(const ToolChain &TC) : GnuTool("amdgpu::Linker", "lld", TC) {}
+  Linker(const ToolChain &TC) : GnuTool("amdgpu::Linker", "ld.lld", TC) {}
   bool isLinkJob() const override { return true; }
   bool hasIntegratedCPP() const override { return false; }
   void ConstructJob(Compilation &C, const JobAction &JA,