GhostLinkage should not reach asm printing stage


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17750 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86AsmPrinter.cpp b/lib/Target/X86/X86AsmPrinter.cpp
index a57c2fe..32e8041 100644
--- a/lib/Target/X86/X86AsmPrinter.cpp
+++ b/lib/Target/X86/X86AsmPrinter.cpp
@@ -144,6 +144,9 @@
           else
             SwitchSection(O, CurSection, ".data");
           break;
+        case GlobalValue::GhostLinkage:
+          std::cerr << "GhostLinkage cannot appear in X86AsmPrinter!\n";
+          abort();
         }
 
         emitAlignment(Align);