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# Copyright 2018-2022 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Make sure printing virtual base class data member works correctly (PR16841)
if { [skip_cplus_tests] } { return }
standard_testfile .cc
if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} {
return -1
}
if {![runto_main]} {
perror "couldn't run to main"
return
}
# From a list of nested scopes, generate all possible ways of accessing something
# in those scopes. For example, with the argument {foo bar baz}, this proc will
# return:
# - {} (empty string)
# - baz::
# - bar::
# - bar::baz::
# - foo::
# - foo::baz::
# - foo::bar::
# - foo::bar::baz::
proc make_scope_list { scopes } {
if { [llength $scopes] == 1 } {
return [list "" "${scopes}::"]
}
# Pop the first element, save the first scope.
set this_scope [lindex $scopes 0]
set scopes [lreplace $scopes 0 0]
set child_result [make_scope_list $scopes]
# Add a copy of the child's result without this scope...
set result $child_result
# ... and a copy of the child's result with this scope.
foreach r $child_result {
lappend result "${this_scope}::$r"
}
return $result
}
proc test_variables_in_base { scopes } {
with_test_prefix "$scopes" {
foreach scope [make_scope_list $scopes] {
gdb_test "print ${scope}i" " = 55"
gdb_test "print ${scope}d" " = 6.25"
gdb_test "print ${scope}x" " = 22"
}
}
}
proc test_variables_in_superbase { scopes } {
with_test_prefix "$scopes" {
foreach scope [make_scope_list $scopes] {
gdb_test "print ${scope}x" " = 22"
}
}
}
proc test_variables_in_super { scopes } {
with_test_prefix "$scopes" {
foreach scope [make_scope_list $scopes] {
gdb_test "print ${scope}w" " = 17"
}
}
}
with_test_prefix "derived::func_d" {
gdb_breakpoint "derived::func_d"
gdb_continue_to_breakpoint "continue to derived::func_d"
test_variables_in_base {derived base}
test_variables_in_superbase {derived base superbase}
test_variables_in_superbase {base superbase}
test_variables_in_superbase {derived superbase}
test_variables_in_superbase {superbase}
test_variables_in_superbase {base}
test_variables_in_super {super}
test_variables_in_super {derived super}
}
with_test_prefix "foo::func_f" {
gdb_breakpoint "foo::func_f"
gdb_continue_to_breakpoint "continue to foo::func_f"
test_variables_in_base {foo derived base}
test_variables_in_base {foo base}
test_variables_in_base {base}
test_variables_in_superbase {superbase}
test_variables_in_superbase {foo superbase}
test_variables_in_superbase {foo derived superbase}
test_variables_in_superbase {foo derived base superbase}
test_variables_in_super {super}
test_variables_in_super {foo super}
test_variables_in_super {foo derived super}
}
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