[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@206252 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/Support/CommandLine.cpp b/lib/Support/CommandLine.cpp
index 4777616b95..2b4c43104b 100644
--- a/lib/Support/CommandLine.cpp
+++ b/lib/Support/CommandLine.cpp
@@ -103,7 +103,7 @@ void cl::MarkOptionsChanged() {
 static Option *RegisteredOptionList = nullptr;
 
 void Option::addArgument() {
-  assert(NextRegistered == 0 && "argument multiply registered!");
+  assert(!NextRegistered && "argument multiply registered!");
 
   NextRegistered = RegisteredOptionList;
   RegisteredOptionList = this;
@@ -111,7 +111,7 @@ void Option::addArgument() {
 }
 
 void Option::removeArgument() {
-  assert(NextRegistered != 0 && "argument never registered");
+  assert(NextRegistered && "argument never registered");
   assert(RegisteredOptionList == this && "argument is not the last registered");
   RegisteredOptionList = NextRegistered;
   MarkOptionsChanged();