X-Git-Url: http://nitlanguage.org

diff --git a/src/global_compiler.nit b/src/global_compiler.nit
index b25c934..bcb66ba 100644
--- a/src/global_compiler.nit
+++ b/src/global_compiler.nit
@@ -382,7 +382,7 @@ class GlobalCompilerVisitor
 					self.add("{res} = 1; /* {args[1].inspect} cannot be null */")
 				end
 			else
-				self.add_abort("Reciever is null")
+				self.add_abort("Receiver is null")
 			end
 			self.add "\} else"
 		end
@@ -454,11 +454,7 @@ class GlobalCompilerVisitor
 	# Finalizes a call to a method ´m´ on type ´recvtype´ with arguments ´args´
 	private fun finalize_call(m: MMethodDef, recvtype: MClassType, args: Array[RuntimeVariable]): nullable RuntimeVariable
 	do
-		if args.length != m.msignature.arity + 1 then # because of self
-			add("printf(\"NOT YET IMPLEMENTED: Invalid arity for {m}. {args.length} arguments given.\\n\"); show_backtrace(1);")
-			debug("NOT YET IMPLEMENTED: Invalid arity for {m}. {args.length} arguments given.")
-			return null
-		end
+		assert args.length == m.msignature.arity + 1 else debug("Invalid arity for {m}. {args.length} arguments given.")
 
 		var rm = new CustomizedRuntimeFunction(m, recvtype)
 		return rm.call(self, args)
@@ -706,10 +702,7 @@ class GlobalCompilerVisitor
 	redef fun type_test(value, mtype, tag)
 	do
 		mtype = self.anchor(mtype)
-		var mclasstype = mtype
-		if mtype isa MNullableType then mclasstype = mtype.mtype
-		assert mclasstype isa MClassType
-		if not self.compiler.runtime_type_analysis.live_cast_types.has(mclasstype) then
+		if not self.compiler.runtime_type_analysis.live_cast_types.has(mtype) then
 			debug "problem: {mtype} was detected cast-dead"
 			abort
 		end