Definition main_sig : signature := mksignature nil (Some AST.Tint).

Lemma ePts_compose2: forall {F1 V1 F2 V2 F3 V3} (P1 : AST.program F1 V1) (P2 : AST.program F2 V2) (P3 : AST.program F3 V3) Epts12 Epts23 ExternIdents entrypoints13 jInit (EPC : entrypoints_compose Epts12 Epts23 entrypoints13) (ePts12_ok : CompilerCorrectness.entryPts_ok P1 P2 ExternIdents Epts12) (ePts23_ok : CompilerCorrectness.entryPts_inject_ok P2 P3 jInit ExternIdents Epts23), CompilerCorrectness.entryPts_inject_ok P1 P3 jInit ExternIdents entrypoints13.