[Bug ipa/92476] [10 regression] SEGV in cgraph_edge_brings_value_p

[jamborm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92476

--- Comment #5 from Martin Jambor <jamborm at gcc dot gnu.org> ---
Author: jamborm
Date: Fri Nov 29 13:29:35 2019
New Revision: 278841

URL: https://gcc.gnu.org/viewcvs?rev=278841&root=gcc&view=rev
Log:
ipa-cp: Avoid ICEs when looking at expanded thunks and unoptimized functions

2019-11-29  Martin Jambor  <mjambor@suse.cz>

        PR ipa/92476
        * ipa-cp.c (set_single_call_flag): Set node_calling_single_call in
        the summary only if the summary exists.
        (find_more_scalar_values_for_callers_subset): Check node_dead in
        the summary only if the summary exists.
        (ipcp_store_bits_results): Ignore nodes without lattices.
        (ipcp_store_vr_results): Likewise.
        * cgraphclones.c: Include ipa-fnsummary.h and ipa-prop.h and the
        header files required by them.
        (cgraph_node::expand_all_artificial_thunks): Analyze expanded thunks.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cgraphclones.c
    trunk/gcc/ipa-cp.c