Replace a cast with a dyn_cast as suggested by Doug.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72624 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 7 deletions

diff --git a/lib/Sema/SemaInherit.cpp b/lib/Sema/SemaInherit.cpp
index 1eccc1f193..1b968f0fbc 100644
--- a/lib/Sema/SemaInherit.cpp
+++ b/lib/Sema/SemaInherit.cpp
@@ -195,13 +195,14 @@ bool Sema::LookupInBases(CXXRecordDecl *Class,
       Paths.ScratchPath.Decls = 
         BaseRecord->lookup(Context, Criteria.Method->getDeclName());
       while (Paths.ScratchPath.Decls.first != Paths.ScratchPath.Decls.second) {
-        CXXMethodDecl *MD = 
-          cast<CXXMethodDecl>(*Paths.ScratchPath.Decls.first);
-
-        OverloadedFunctionDecl::function_iterator MatchedDecl;
-        if (MD->isVirtual() && !IsOverload(Criteria.Method, MD, MatchedDecl)) {
-          FoundPathToThisBase = true;
-          break;
+        if (CXXMethodDecl *MD = 
+              dyn_cast<CXXMethodDecl>(*Paths.ScratchPath.Decls.first)) {
+          OverloadedFunctionDecl::function_iterator MatchedDecl;
+          if (MD->isVirtual() && 
+              !IsOverload(Criteria.Method, MD, MatchedDecl)) {
+            FoundPathToThisBase = true;
+            break;
+          }
         }
         
         ++Paths.ScratchPath.Decls.first;