[Bug lto/91393] [10 Regression] lto1: internal compiler error: decompressed stream: Destination buffer is too small

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91393

--- Comment #12 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Wed Oct 30 10:38:52 2019
New Revision: 277607

URL: https://gcc.gnu.org/viewcvs?rev=277607&root=gcc&view=rev
Log:
Use symtab_node::order in LTO sections with body.

2019-10-30  Martin Liska  <mliska@suse.cz>

        PR lto/91393
        PR lto/88220
        * cgraph.c (cgraph_node::get_create): Overwrite node->order
        from a first_clone in order to get proper LTO section
        in LTO stream.
        (cgraph_node::get_untransformed_body):
        Use lto_get_section_data where symtab_node::order
        must be provided.
        * cgraphclones.c (cgraph_node::find_replacement):
        Update also symbol order.
        * ipa-fnsummary.c (ipa_fn_summary_read):
        Use new function lto_get_summary_section_data.
        * ipa-hsa.c (ipa_hsa_read_summary): Likewise.
        * ipa-icf.c (sem_item_optimizer::read_summary):
        Likewise.
        * ipa-prop.c (ipa_prop_read_jump_functions):
        Likewise.
        (ipcp_read_transformation_summaries): Likewise.
        * ipa-sra.c (ipa_sra_read_summary): Likewise.
        * lto-cgraph.c (input_node): Add also order_base.
        (input_varpool_node): Likewise.
        (input_cgraph_1): Assign the order_base.
        (input_cgraph_opt_summary): Use new lto_get_summary_section_data.
        * lto-opts.c (lto_write_options): Pass new argument.
        * lto-section-in.c (lto_get_section_data): Add new argumente order.
        (lto_get_summary_section_data): New.
        (lto_get_raw_section_data): Add order argument.
        (lto_create_simple_input_block): Likewise.
        * lto-section-out.c (lto_destroy_simple_output_block):
        Likewise.
        * lto-streamer-in.c (lto_input_toplevel_asms):
        Use lto_get_summary_section_data.
        (lto_input_mode_table): Likewise.
        * lto-streamer-out.c (produce_asm): Pass symtab_node::order.
        (lto_output_toplevel_asms): Pass new argument.
        (copy_function_or_variable): Likewise.
        (produce_lto_section):Likewise.
        (produce_symtab): Likewise.
        (lto_write_mode_table): Likewise.
        (produce_asm_for_decls): Likewise.
        * lto-streamer.c (lto_get_section_name): Concat symbol name
        and symbol order.
        * lto-streamer.h (lto_get_section_data): Add order argument.
        (lto_get_summary_section_data): New.
        (lto_get_raw_section_data): Add order argument.
        (lto_get_section_name): Likewise.
        * varpool.c (varpool_node::get_constructor): Pass order argument.
2019-10-30  Martin Liska  <mliska@suse.cz>

        PR lto/91393
        PR lto/88220
        * lto-common.c (lto_file_finalize): Use lto_get_summary_section_data.
        (get_section_data): Add order argument.
2019-10-30  Martin Liska  <mliska@suse.cz>

        PR lto/91393
        PR lto/88220
        * gcc.dg/lto/pr91393_0.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/lto/pr91393_0.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cgraph.c
    trunk/gcc/cgraphclones.c
    trunk/gcc/ipa-fnsummary.c
    trunk/gcc/ipa-hsa.c
    trunk/gcc/ipa-icf.c
    trunk/gcc/ipa-prop.c
    trunk/gcc/ipa-sra.c
    trunk/gcc/lto-cgraph.c
    trunk/gcc/lto-opts.c
    trunk/gcc/lto-section-in.c
    trunk/gcc/lto-section-out.c
    trunk/gcc/lto-streamer-in.c
    trunk/gcc/lto-streamer-out.c
    trunk/gcc/lto-streamer.c
    trunk/gcc/lto-streamer.h
    trunk/gcc/lto/ChangeLog
    trunk/gcc/lto/lto-common.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/varpool.c