Simplify expressions involving boolean constants with clang-tidy

Patch by Richard (legalize at xmission dot com).

Differential Revision: http://reviews.llvm.org/D8154

llvm-svn: 231617
diff --git a/llvm/lib/IR/InlineAsm.cpp b/llvm/lib/IR/InlineAsm.cpp
index 5b73561..b456d9f 100644
--- a/llvm/lib/IR/InlineAsm.cpp
+++ b/llvm/lib/IR/InlineAsm.cpp
@@ -75,7 +75,7 @@
   ConstraintCodeVector *pCodes = &Codes;
 
   // Initialize
-  isMultipleAlternative = (multipleAlternativeCount > 1 ? true : false);
+  isMultipleAlternative = multipleAlternativeCount > 1;
   if (isMultipleAlternative) {
     multipleAlternatives.resize(multipleAlternativeCount);
     pCodes = &multipleAlternatives[0].Codes;