[llvm] r306227 - [PatternMatch] Use ConstantFP::isNan instead of getting the APFloat and calling isNaN on that. NFC

[Craig Topper via llvm-commits]

Author: ctopper
Date: Sat Jun 24 15:59:11 2017
New Revision: 306227

URL: http://llvm.org/viewvc/llvm-project?rev=306227&view=rev
Log:
[PatternMatch] Use ConstantFP::isNan instead of getting the APFloat and calling isNaN on that. NFC

Modified:
    llvm/trunk/include/llvm/IR/PatternMatch.h

Modified: llvm/trunk/include/llvm/IR/PatternMatch.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/PatternMatch.h?rev=306227&r1=306226&r2=306227&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/PatternMatch.h (original)
+++ llvm/trunk/include/llvm/IR/PatternMatch.h Sat Jun 24 15:59:11 2017
@@ -167,10 +167,8 @@ inline match_combine_or<match_zero, matc
 
 struct match_nan {
   template <typename ITy> bool match(ITy *V) {
-    if (const auto *C = dyn_cast<ConstantFP>(V)) {
-      const APFloat &APF = C->getValueAPF();
-      return APF.isNaN();
-    }
+    if (const auto *C = dyn_cast<ConstantFP>(V))
+      return C->isNaN();
     return false;
   }
 };