Remove unused variable.  Tweak a comment while there.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103586 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index a330843..bd7d0e5 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -205,10 +205,10 @@
       OutStreamer.EmitSymbolAttribute(GVSym, MCSA_Global);
       // .weak_definition _foo
       OutStreamer.EmitSymbolAttribute(GVSym, MCSA_WeakDefinition);
-    } else if (const char *LinkOnce = MAI->getLinkOnceDirective()) {
+    } else if (MAI->getLinkOnceDirective() != 0) {
       // .globl _foo
       OutStreamer.EmitSymbolAttribute(GVSym, MCSA_Global);
-      //NOTE: linkonce is handling by the section the symbol was assigned to
+      //NOTE: linkonce is handled by the section the symbol was assigned to.
     } else {
       // .weak _foo
       OutStreamer.EmitSymbolAttribute(GVSym, MCSA_Weak);