[HIP] Ignore invalid ar linker options

Instead of accepting the same arguments as regular linker,
the static linker will only accept input files.

Reviewed By: yaxunl

Differential Revision: https://reviews.llvm.org/D85442

Author: aaronenyeshi

clang/lib/Driver/ToolChains/Gnu.cpp

@@ -341,12 +341,17 @@ void tools::gnutools::StaticLibTool::ConstructJob(
   // Silence warnings when linking C code with a C++ '-stdlib' argument.
   Args.ClaimAllArgs(options::OPT_stdlib_EQ);
 
-  // GNU ar tool command "ar <options> <output_file> <input_files>".
+  // ar tool command "llvm-ar <options> <output_file> <input_files>".
   ArgStringList CmdArgs;
   // Create and insert file members with a deterministic index.
   CmdArgs.push_back("rcsD");
   CmdArgs.push_back(Output.getFilename());
-  AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
+
+  for (const auto &II : Inputs) {
+    if (II.isFilename()) {
+       CmdArgs.push_back(II.getFilename());
+    }
+  }
 
   // Delete old output archive file if it already exists before generating a new
   // archive file.

clang/test/Driver/hip-link-static-library.hip

@@ -25,3 +25,14 @@
 
 // NORDC-NOT: offload bundler
 // NORDC: # "x86_64-unknown-linux-gnu" - "GNU::StaticLibTool", inputs: ["{{.*o}}"], output: "a.out"
+
+// RUN: %clang --hip-link -### -target x86_64-linux-gnu \
+// RUN:   --emit-static-lib -lgcc \
+// RUN:   -Wl,--enable-new-dtags -Wl,--rpath=/opt \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 -fgpu-rdc %t.o\
+// RUN: 2>&1 | FileCheck -check-prefix=NOFLAG %s
+
+// NOFLAG-NOT: .*lgcc
+// NOFLAG-NOT: .*enable-new-dtags
+// NOFLAG-NOT: .*rpath=/opt
+// NOFLAG: "{{.*}}llvm-ar{{.*}}" "rcsD" "{{.*}}.out" "{{.*o}}" "{{.*o}}"