Refactor: Simplify boolean conditional return statements in llvm/lib/…

…Support

Summary: Use clang-tidy to simplify boolean conditional return statements

Reviewers: rafael, bkramer, ddunbar, Bigcheese, chandlerc, chapuni, nicholas, alexfh

Subscribers: alexfh, craig.topper, llvm-commits

Patch by Richard Thomson!

Differential Revision: http://reviews.llvm.org/D9978


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@256500 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Support/CommandLine.cpp

@@ -345,10 +345,7 @@ static bool CommaSeparateAndAddOccurrence(Option *Handler, unsigned pos,
     Value = Val;
   }
 
-  if (Handler->addOccurrence(pos, ArgName, Value, MultiArg))
-    return true;
-
-  return false;
+  return Handler->addOccurrence(pos, ArgName, Value, MultiArg);
 }
 
 /// ProvideOption - For Value, this differentiates between an empty value ("")

lib/Support/YAMLParser.cpp

@@ -962,10 +962,8 @@ void Scanner::skip(uint32_t Distance) {
 bool Scanner::isBlankOrBreak(StringRef::iterator Position) {
   if (Position == End)
     return false;
-  if (   *Position == ' ' || *Position == '\t'
-      || *Position == '\r' || *Position == '\n')
-    return true;
-  return false;
+  return *Position == ' ' || *Position == '\t' || *Position == '\r' ||
+         *Position == '\n';
 }
 
 bool Scanner::consumeLineBreakIfPresent() {