Remove an useless allocation (from by clang-analyzer/scan-build)
https://llvm.org/reports/scan-build/report-TargetInfo.cpp-detectFPCCEligibleStruct-9-1.html#EndPath

llvm-svn: 374032
diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp
index b281db3..c2c7b8b 100644
--- a/clang/lib/CodeGen/TargetInfo.cpp
+++ b/clang/lib/CodeGen/TargetInfo.cpp
@@ -9438,7 +9438,7 @@
       Ty, CharUnits::Zero(), Field1Ty, Field1Off, Field2Ty, Field2Off);
   // Not really a candidate if we have a single int but no float.
   if (Field1Ty && !Field2Ty && !Field1Ty->isFloatingPointTy())
-    return IsCandidate = false;
+    return false;
   if (!IsCandidate)
     return false;
   if (Field1Ty && Field1Ty->isFloatingPointTy())