update for ConstantVector API change.

llvm-svn: 125538
diff --git a/clang/lib/CodeGen/CGExprConstant.cpp b/clang/lib/CodeGen/CGExprConstant.cpp
index c569b37..d4d9c92 100644
--- a/clang/lib/CodeGen/CGExprConstant.cpp
+++ b/clang/lib/CodeGen/CGExprConstant.cpp
@@ -914,7 +914,7 @@
         else
           Inits.push_back(llvm::ConstantFP::get(VMContext, Elt.getFloat()));
       }
-      return llvm::ConstantVector::get(&Inits[0], Inits.size());
+      return llvm::ConstantVector::get(Inits);
     }
     }
   }