[C++11] More 'nullptr' conversion. In some cases just using a boolean check instead of comparing to nullptr.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206142 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 5 deletions

diff --git a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
index 523d219daab..242f9901c21 100644
--- a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
+++ b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
@@ -100,7 +100,7 @@ const MCExpr *TargetLoweringObjectFileELF::getTTypeGlobalReference(
     // 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());
     }
@@ -418,7 +418,7 @@ emitModuleFlags(MCStreamer &Streamer,
                 Mangler &Mang, const TargetMachine &TM) const {
   unsigned VersionVal = 0;
   unsigned ImageInfoFlags = 0;
-  MDNode *LinkerOptions = 0;
+  MDNode *LinkerOptions = nullptr;
   StringRef SectionVal;
 
   for (ArrayRef<Module::ModuleFlagEntry>::iterator
@@ -659,7 +659,7 @@ const MCExpr *TargetLoweringObjectFileMachO::getTTypeGlobalReference(
     MachineModuleInfoImpl::StubValueTy &StubSym =
       GV->hasHiddenVisibility() ? MachOMMI.getHiddenGVStubEntry(SSym) :
                                   MachOMMI.getGVStubEntry(SSym);
-    if (StubSym.getPointer() == 0) {
+    if (!StubSym.getPointer()) {
       MCSymbol *Sym = TM.getSymbol(GV, Mang);
       StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage());
     }
@@ -685,7 +685,7 @@ MCSymbol *TargetLoweringObjectFileMachO::getCFIPersonalitySymbol(
   // Add information about the stub reference to MachOMMI so that the stub
   // gets emitted by the asmprinter.
   MachineModuleInfoImpl::StubValueTy &StubSym = MachOMMI.getGVStubEntry(SSym);
-  if (StubSym.getPointer() == 0) {
+  if (!StubSym.getPointer()) {
     MCSymbol *Sym = TM.getSymbol(GV, Mang);
     StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage());
   }
@@ -823,7 +823,7 @@ void TargetLoweringObjectFileCOFF::
 emitModuleFlags(MCStreamer &Streamer,
                 ArrayRef<Module::ModuleFlagEntry> ModuleFlags,
                 Mangler &Mang, const TargetMachine &TM) const {
-  MDNode *LinkerOptions = 0;
+  MDNode *LinkerOptions = nullptr;
 
   // Look for the "Linker Options" flag, since it's the only one we support.
   for (ArrayRef<Module::ModuleFlagEntry>::iterator