https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64106
--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> --- I have a similar patch: --- a/gcc/cp/constexpr.c +++ b/gcc/cp/constexpr.c @@ -2581,6 +2581,12 @@ cxx_eval_store_expression (const constexpr_ctx *ctx, tree t, probe = TREE_OPERAND (probe, 0); break; + case INDIRECT_REF: + vec_safe_push (refs, TREE_OPERAND (probe, 0)); + vec_safe_push (refs, TREE_TYPE (probe)); + probe = TREE_OPERAND (probe, 0); + break; + default: object = probe; gcc_assert (DECL_P (object));