nitc/globalcomp: avoid looking at unexisting methods

[nit.git] / src / compiler / global_compiler.nit

diff --git a/src/compiler/global_compiler.nit b/src/compiler/global_compiler.nit
index d2a8a0c..0ac6e66 100644 (file)
--- a/src/compiler/global_compiler.nit
+++ b/src/compiler/global_compiler.nit
@@ -396,6 +396,11 @@ class GlobalCompilerVisitor
                        var recv1 = "((struct {arguments[1].mcasttype.c_name}*){arguments[1]})->values"
                        self.add("memmove({recv1},{recv},{arguments[2]}*sizeof({elttype.ctype}));")
                        return true
+               else if pname == "memmove" then
+                       # fun memmove(start: Int, length: Int, dest: NativeArray[E], dest_start: Int) is intern do
+                       var recv1 = "((struct {arguments[3].mcasttype.c_name}*){arguments[3]})->values"
+                       self.add("memmove({recv1}+{arguments[4]}, {recv}+{arguments[1]}, {arguments[2]}*sizeof({elttype.ctype}));")
+                       return true
                end
                return false
        end
@@ -443,6 +448,10 @@ class GlobalCompilerVisitor
                if args.first.mtype.is_c_primitive then
                        var mclasstype = args.first.mtype.as(MClassType)
                        if not self.compiler.runtime_type_analysis.live_types.has(mclasstype) then
+                               self.add("/* skip, dead class {mclasstype} */")
+                               return res
+                       end
+                       if not mclasstype.has_mproperty(self.compiler.mainmodule, m) then
                                self.add("/* skip, no method {m} */")
                                return res
                        end