diff --git a/clang/lib/Driver/ToolChains/InterfaceStubs.cpp b/clang/lib/Driver/ToolChains/InterfaceStubs.cpp
--- a/clang/lib/Driver/ToolChains/InterfaceStubs.cpp
+++ b/clang/lib/Driver/ToolChains/InterfaceStubs.cpp
@@ -46,6 +46,8 @@
   // Here we append the input files. If the input files are object files, then
   // we look for .ifs files present in the same location as the object files.
   for (const auto &Input : Inputs) {
+    if (!Input.isFilename())
+      continue;
     SmallString<128> InputFilename(Input.getFilename());
     if (Input.getType() == types::TY_Object)
       llvm::sys::path::replace_extension(InputFilename, ".ifs");
diff --git a/clang/test/InterfaceStubs/XlinkerInputArgs.cpp b/clang/test/InterfaceStubs/XlinkerInputArgs.cpp
new file mode 100644
--- /dev/null
+++ b/clang/test/InterfaceStubs/XlinkerInputArgs.cpp
@@ -0,0 +1,3 @@
+// RUN: %clang -### -Xlinker -Bsymbolic -emit-interface-stubs 2>&1 | FileCheck %s
+// CHECK: Bsymbolic
+// CHECK-NOT: Bsymbolic