Add per-operation permission flags.
* target.h (struct target_ops): New method to_set_permissions.
(target_set_permissions): New macro.
(target_insert_breakpoint): Change macro to function.
(target_remove_breakpoint): Ditto.
(target_stop): Ditto.
(may_write_registers): Declare.
(may_write_memory): Declare.
(may_insert_breakpoints): Declare.
(may_insert_tracepoints): Declare.
(may_insert_fast_tracepoints): Declare.
(may_stop): Declare.
* target.c (may_write_registers, may_write_registers_1): New globals.
(may_write_memory, may_write_memory_1): New globals.
(may_insert_breakpoints, may_insert_breakpoints_1): New globals.
(may_insert_tracepoints, may_insert_tracepoints_1): New globals.
(may_insert_fast_tracepoints, may_insert_fast_tracepoints_1): New
globals.
(may_stop, may_stop_1): New global.
(target_xfer_partial): Test for write permission.
(target_store_registers): Ditto.
(target_insert_breakpoint): New function.
(target_remove_breakpoint): New function.
(target_stop): New function.
(_initialize_targets): Add new set/show variables.
(set_write_memory_permission): New function.
(update_target_permissions): New function.
(set_target_permissions): New function.
(update_current_target): Default to_set_permissions.
(_initialize_targets): Use new globals and setter function.
* tracepoint.c (start_tracing): Test for permission.
* inferior.h (update_observer_mode): Declare.
* infrun.c (non_stop_1): Define earlier.
(observer_mode, observer_mode_1): New globals.
(set_observer_mode, show_observer_mode): New functions.
(update_observer_mode): New function.
(_initialize_infrun): Define "set observer" command.
* remote.c (PACKET_QAllow): New optional packet.
(remote_protocol_features): Add QAllow.
(remote_set_permissions): New function.
(remote_start_remote): Call it.
(init_remote_ops): Add it to target vector.
(_initialize_remote): Add config command for QAllow.
* gdb.texinfo (Observer Mode): New section.
(General Query Packets): Document QAllow.
* gdb.base/permissions.exp: New file.
* breakpoint.c (breakpoint_restore_shadows): New OWNER comment.
(should_be_inserted): Return zero also on NULL OWNER.
(breakpoint_program_space_exit): New OWNER comment.
(insert_breakpoint_locations): Extend comment for OWNER.
(remove_breakpoint_1, remove_breakpoint): Assert on OWNER.
(breakpoint_init_inferior, breakpoint_here_p, breakpoint_thread_match):
New OWNER comment.
(print_it_typical): Return PRINT_UNKNOWN on NULL OWNER.
(watchpoint_check): New assert on BREAKPOINT_AT and OWNER.
(bpstat_check_location): New assert on OWNER.
(bpstat_check_watchpoint, bpstat_check_breakpoint_conditions): Move BL
and B initializations to the code block. New assert on them.
(print_one_breakpoint_location): New OWNER comment.
(watchpoint_locations_match): Assert on OWNER.
(breakpoint_locations_match): Move HW_POINT1 and HW_POINT2
initializations to the code block. New assert on OWNER.
(set_breakpoint_location_function): New assert on OWNER.
(disable_breakpoints_in_shlibs, disable_breakpoints_in_unloaded_shlib)
(bp_location_compare, update_global_location_list)
(update_global_location_list): New OWNER comment.
gdb/testsuite/
* gdb.base/moribund-step.exp: New.
* dwarf2loc.c (struct dwarf_expr_baton) Replace objfile by per_cu.
(dwarf_expr_tls_address): Use per_cu instead of objfile.
(dwarf2_evaluate_loc_desc): Drop initialization of BATON.OBJFILE.
Initialize new BATON.PER_CU. Adjust CTX->GDBARCH initialization for
this change.
(struct needs_frame_baton): New field per_cu.
(dwarf2_loc_desc_needs_frame): Initialize new BATON.PER_CU.
* dwarf2read.c (struct dwarf2_per_cu_data) <cu>: Extend the comment.
2010-06-07 Sami Wagiaalla <swagiaal@redhat.com>
* cp-support.c (make_symbol_overload_list_namespace): Only search
static and global blocks.
(make_symbol_overload_list_block): New function.
(make_symbol_overload_list): Separate namespace search from block
search.
(make_symbol_overload_list_qualified): Use
make_symbol_overload_list_block.
2010-06-07 Sami Wagiaalla <swagiaal@redhat.com>
* value.h: Created oload_search_type enum.
(find_overload_match): Use oload_search_type enum.
* valops.c (find_overload_match): Support combined member and
non-member search.
* eval.c (evaluate_subexp_standard): Calls to
find_overload_match now use oload_search_type enum.
(oload_method_static): Verify index is a proper value.
* valarith.c (value_user_defined_cpp_op): Search for and handle
both member and non-member operators.
(value_user_defined_cpp_op): New function.
(value_user_defined_op): New function.
(value_x_unop): Use value_user_defined_op.
(value_x_binop): Ditto.
* cp-support.c (make_symbol_overload_list_using): Added block
iteration.
Add check for namespace aliases and imported declarations.
2010-06-07 Sami Wagiaalla <swagiaal@redhat.com>
* gdb.cp/koenig.exp: Test for ADL operators.
* gdb.cp/koenig.cc: Added ADL operators.
* gdb.cp/operator.exp: New test.
* gdb.cp/operator.cc: New test.
Clear stale specific bp_location from former whole breakpoint.
* breakpoint.c (delete_breakpoint): Move the stale referencing clear
code ...
(free_bp_location): ... here. Rename there the called function to
bpstat_remove_bp_location_callback.
(bpstat_remove_breakpoint_callback): Rename to ...
(bpstat_remove_bp_location_callback): ... here, change DATA resolution
to struct bp_location. Change the called function to
bpstat_remove_bp_location. Create new declaration for the function.
(bpstat_remove_breakpoint): Rename to ...
(bpstat_remove_bp_location): ..., change the parameter to loc, adjust
code for the new parameter type.
Fix duplicate types for single DIE.
* dwarf2read.c (read_structure_type): Move set_descriptive_type after
set_die_type.
(read_array_type): Remove type initialization. Recheck get_die_type
after initial die_type. Move set_die_type before set_descriptive_type.
(read_set_type): New variable domain_type. Recheck get_die_type after
initial die_type. Move attr initialization later.
(read_tag_pointer_type, read_tag_reference_type): New variable
target_type. Recheck get_die_type after initial die_type.
(read_tag_ptr_to_member_type): Recheck get_die_type after initial
die_type and die_containing_type.
(read_tag_const_type, read_tag_volatile_type, read_subroutine_type):
Recheck get_die_type after initial die_type.
(read_subrange_type): Recheck get_die_type after initial die_type.
Move set_die_type before set_descriptive_type.
(set_die_type): Extend the function comment. Call complaint if DIE has
some type already set.
