[Bug c++/70594] [6 Regression] -fcompare-debug failure

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70594

--- Comment #39 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Sorry, error on my part.
There is actually
#1  0x0000000000b3e9d6 in symbol_table::release_symbol (this=0x7ffff15a10a8,
node=<error reading variable: Cannot access memory at address 0x20>, 
    uid=0) at ../../gcc/cgraph.h:2514
#2  0x0000000000b3972a in cgraph_node::remove (this=<error reading variable:
Cannot access memory at address 0x20>) at ../../gcc/cgraph.c:1896
#3  0x0000000000df52c0 in symbol_table::remove_unreachable_nodes
(this=0x7ffff15a10a8, file=0x0) at ../../gcc/ipa.c:531
#4  0x0000000000f3cf1d in execute_todo (flags=448) at ../../gcc/passes.c:2024
#5  0x0000000000f3d9b6 in execute_one_pass (pass=<opt_pass* 0x27c85f0
"visibility"(18)>) at ../../gcc/passes.c:2376
#6  0x0000000000f3e798 in execute_ipa_pass_list (pass=<opt_pass* 0x27c85f0
"visibility"(18)>) at ../../gcc/passes.c:2766
#7  0x0000000000b4a7b9 in ipa_passes () at ../../gcc/cgraphunit.c:2265
#8  0x0000000000b4ac2d in symbol_table::compile (this=0x7ffff15a10a8) at
../../gcc/cgraphunit.c:2404
#9  0x0000000000b4afd4 in symbol_table::finalize_compilation_unit
(this=0x7ffff15a10a8) at ../../gcc/cgraphunit.c:2564
in between.