[Bug c++/86426] g++ ICE at on valid code in tree_operand_check, at tree.h:3615

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86426

--- Comment #6 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
When fixing the bug, let's please make sure that the dups are fixed also.