https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64447
--- Comment #4 from Jan Hubicka <hubicka at ucw dot cz> --- Hi, the problem is that estimate_function_body_sizes frees ipa_free_all_node_params when called late via add_new_function. the following patch should fix it. Honza Index: ipa-inline-analysis.c =================================================================== --- ipa-inline-analysis.c (revision 219108) +++ ipa-inline-analysis.c (working copy) @@ -2851,7 +2851,7 @@ estimate_function_body_sizes (struct cgr { if (!early) loop_optimizer_finalize (); - else + else if (!ipa_edge_args_vector) ipa_free_all_node_params (); free_dominance_info (CDI_DOMINATORS); }