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# Copyright (C) 2018-2023 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/>.
# Tests whether -var-info-path-expression fails as documented when
# invoked on a dynamic varobj.
load_lib mi-support.exp
set MIFLAGS "-i=mi"
require allow_python_tests
#
# Start here
#
standard_testfile
if {[gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable {debug}] != "" } {
return -1
}
mi_clean_restart $binfile
set pyfile [gdb_remote_download host ${srcdir}/${subdir}/${testfile}.py]
mi_gdb_test "source ${pyfile}" \
".*\\^done" \
"load python file"
mi_gdb_test "-enable-pretty-printing" \
"\\^done" \
"-enable-pretty-printing"
mi_gdb_test "set python print-stack full" \
".*\\^done" \
"set python print-stack full"
mi_runto_main
mi_continue_to_line [gdb_get_line_number "next line" ${srcfile}] \
"step to breakpoint"
mi_gdb_test "-var-create c1 * &c1" \
"\\^done.*" \
"-var-create c1 * &c1"
mi_gdb_test "-var-info-path-expression c1" \
"\\^done,path_expr=\"&c1\"" \
"-var-info-path-expression c1"
mi_gdb_test "-var-list-children c1" \
"\\^done,numchild=\"2\",children=.child=\{name=\"c1.car\".*child=\{name=\"c1.cdr\".*" \
"-var-list-children c1"
mi_gdb_test "-var-info-path-expression c1.cdr" \
"\\^error,msg=\".*\"" \
"-var-info-path-expression c1.cdr"
mi_gdb_test "-var-list-children c1.cdr" \
"\\^done,numchild=\"2\",children=.child=\{name=\"c1.cdr.car\".*child=\{name=\"c1.cdr.cdr\".*" \
"-var-list-children c1.cdr"
mi_gdb_test "-var-info-path-expression c1.cdr.cdr" \
"\\^error,msg=\".*\"" \
"-var-info-path-expression c1.cdr.cdr"
mi_gdb_test "-var-list-children c1.car" \
"\\^done,numchild=\"1\",children=.child=\{name=\"c1.car.atom\".*" \
"-var-list-children c1.car"
mi_gdb_test "-var-list-children c1.car.atom" \
"\\^done,numchild=\"1\",children=.child=\{name=\"c1.car.atom.ival\".*" \
"-var-list-children c1.car.atom"
mi_gdb_test "-var-info-path-expression c1.car.atom.ival" \
"\\^error,msg=\".*\"" \
"-var-info-path-expression c1.car.atom.ival"
# Regression test for a crasher that would occur when deleting a
# varobj that held an iterator that hadn't yet been completed.
# See PR varobj/28131.
mi_gdb_test "-var-create c1_again * &c1" \
"\\^done.*" \
"-var-create c1_again * &c1"
mi_gdb_test "-var-list-children c1_again 0 1" \
"\\^done,numchild=\"1\",children=.child=\{name=\"c1_again.car\".*" \
"-var-list-children c1_again"
mi_delete_varobj c1_again "delete c1_again"
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