Update LLVM for 3.5 rebase (r209712).

Change-Id: I149556c940fb7dc92d075273c87ff584f400941f
diff --git a/lib/Target/Sparc/SparcTargetObjectFile.cpp b/lib/Target/Sparc/SparcTargetObjectFile.cpp
index f1630e0..32b2240 100644
--- a/lib/Target/Sparc/SparcTargetObjectFile.cpp
+++ b/lib/Target/Sparc/SparcTargetObjectFile.cpp
@@ -28,7 +28,7 @@
     // Add information about the stub reference to ELFMMI so that the stub
     // gets emitted by the asmprinter.
     MachineModuleInfoImpl::StubValueTy &StubSym = ELFMMI.getGVStubEntry(SSym);
-    if (StubSym.getPointer() == 0) {
+    if (!StubSym.getPointer()) {
       MCSymbol *Sym = TM.getSymbol(GV, Mang);
       StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage());
     }