diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/expop.h | 29 |
2 files changed, 33 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 5f9e2bc..fb0eea2 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,9 @@ 2021-03-08 Tom Tromey <tom@tromey.com> + * expop.h (class typeid_operation): New. + +2021-03-08 Tom Tromey <tom@tromey.com> + * expop.h (class decltype_operation): New. 2021-03-08 Tom Tromey <tom@tromey.com> diff --git a/gdb/expop.h b/gdb/expop.h index 1831378..804f516 100644 --- a/gdb/expop.h +++ b/gdb/expop.h @@ -1517,6 +1517,35 @@ public: { return OP_DECLTYPE; } }; +/* Implement 'typeid'. */ +class typeid_operation + : public tuple_holding_operation<operation_up> +{ +public: + + using tuple_holding_operation::tuple_holding_operation; + + value *evaluate (struct type *expect_type, + struct expression *exp, + enum noside noside) override + { + enum exp_opcode sub_op = std::get<0> (m_storage)->opcode (); + enum noside sub_noside + = ((sub_op == OP_TYPE || sub_op == OP_DECLTYPE || sub_op == OP_TYPEOF) + ? EVAL_AVOID_SIDE_EFFECTS + : noside); + + value *result = std::get<0> (m_storage)->evaluate (nullptr, exp, + sub_noside); + if (noside != EVAL_NORMAL) + return allocate_value (cplus_typeid_type (exp->gdbarch)); + return cplus_typeid (result); + } + + enum exp_opcode opcode () const override + { return OP_TYPEID; } +}; + } /* namespace expr */ #endif /* EXPOP_H */ |