https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62034
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Or actually Index: gcc/lto-streamer-in.c =================================================================== --- gcc/lto-streamer-in.c (revision 213660) +++ gcc/lto-streamer-in.c (working copy) @@ -1324,15 +1324,7 @@ lto_input_tree_1 (struct lto_input_block streamer_tree_cache_append (data_in->reader_cache, result, hash); } else if (tag == LTO_tree_scc) - { - unsigned len, entry_len; - - /* Input and skip the SCC. */ - lto_input_scc (ib, data_in, &len, &entry_len); - - /* Recurse. */ - return lto_input_tree (ib, data_in); - } + gcc_unreachable (); else { /* Otherwise, materialize a new node from IB. */ @@ -1345,7 +1337,15 @@ lto_input_tree_1 (struct lto_input_block tree lto_input_tree (struct lto_input_block *ib, struct data_in *data_in) { - return lto_input_tree_1 (ib, data_in, streamer_read_record_start (ib), 0); + enum LTO_tags tag; + + /* Input and skip SCCs. */ + while ((tag = streamer_read_record_start (ib)) == LTO_tree_scc) + { + unsigned len, entry_len; + lto_input_scc (ib, data_in, &len, &entry_len); + } + return lto_input_tree_1 (ib, data_in, tag, 0); }