Fix Clang-tidy modernize-use-nullptr warnings in source directories and generated files; other minor cleanups.

Patch by Eugene Zelenko!

Differential Revision: http://reviews.llvm.org/D13321

llvm-svn: 249482

1 files changed, 5 insertions, 6 deletions

diff --git a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
index dad3873fc18..9d4c7de729f 100644
--- a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
@@ -291,17 +291,17 @@ static const PlatformMemoryMapParams Linux_X86_MemoryMapParams = {
 };
 
 static const PlatformMemoryMapParams Linux_MIPS_MemoryMapParams = {
-  NULL,
+  nullptr,
   &Linux_MIPS64_MemoryMapParams,
 };
 
 static const PlatformMemoryMapParams Linux_PowerPC_MemoryMapParams = {
-  NULL,
+  nullptr,
   &Linux_PowerPC64_MemoryMapParams,
 };
 
 static const PlatformMemoryMapParams Linux_ARM_MemoryMapParams = {
-  NULL,
+  nullptr,
   &Linux_AArch64_MemoryMapParams,
 };
 
@@ -384,7 +384,7 @@ class MemorySanitizer : public FunctionPass {
   friend struct VarArgAMD64Helper;
   friend struct VarArgMIPS64Helper;
 };
-}  // namespace
+} // anonymous namespace
 
 char MemorySanitizer::ID = 0;
 INITIALIZE_PASS(MemorySanitizer, "msan",
@@ -407,7 +407,6 @@ static GlobalVariable *createPrivateNonConstGlobalForString(Module &M,
                             GlobalValue::PrivateLinkage, StrConst, "");
 }
 
-
 /// \brief Insert extern declaration of runtime-provided functions and globals.
 void MemorySanitizer::initializeCallbacks(Module &M) {
   // Only do this once.
@@ -3105,7 +3104,7 @@ VarArgHelper *CreateVarArgHelper(Function &Func, MemorySanitizer &Msan,
     return new VarArgNoOpHelper(Func, Msan, Visitor);
 }
 
-}  // namespace
+} // anonymous namespace
 
 bool MemorySanitizer::runOnFunction(Function &F) {
   if (&F == MsanCtorFunction)