Remove trailing } in comment.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139424 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/CGBuiltin.cpp

@@ -427,7 +427,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD,
   }
 
   case Builtin::BI__builtin_isfinite: {
-    // isfinite(x) --> x == x && fabs(x) != infinity; }
+    // isfinite(x) --> x == x && fabs(x) != infinity;
     Value *V = EmitScalarExpr(E->getArg(0));
     Value *Eq = Builder.CreateFCmpOEQ(V, V, "iseq");