diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -1803,8 +1803,6 @@
     LinkageAttr = MCSA_Weak;
     break;
   case GlobalValue::AvailableExternallyLinkage:
-    LinkageAttr = MCSA_Extern;
-    break;
   case GlobalValue::PrivateLinkage:
     return;
   case GlobalValue::InternalLinkage:
@@ -2149,6 +2147,10 @@
 }
 
 void PPCAIXAsmPrinter::emitGlobalVariable(const GlobalVariable *GV) {
+  // Should not emit 'available externally' functions at all
+  if (GV->hasAvailableExternallyLinkage())
+    return;
+
   // Special LLVM global arrays have been handled at the initialization.
   if (isSpecialLLVMGlobalArrayToSkip(GV) || isSpecialLLVMGlobalArrayForStaticInit(GV))
     return;