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# Copyright (C) 2010 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
# 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 <>.
# This file is part of the GDB testsuite. It tests the mechanism
# exposing values to Python.
if $tracelevel then {
strace $tracelevel
set testfile "py-symbol"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
untested "Couldn't compile ${srcfile}"
return -1
# Run a command in GDB, and report a failure if a Python exception is thrown.
# If report_pass is true, report a pass if no exception is thrown.
proc gdb_py_test_silent_cmd {cmd name report_pass} {
global gdb_prompt
gdb_test_multiple $cmd $name {
-re "Traceback.*$gdb_prompt $" { fail $name }
-re "$gdb_prompt $" { if $report_pass { pass $name } }
# Start with a fresh gdb.
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
# Skip all tests if Python scripting is not enabled.
if { [skip_python_tests] } { continue }
if ![runto_main] then {
fail "Can't run to main"
return 0
global hex decimal
gdb_breakpoint [gdb_get_line_number "Block break here."]
gdb_continue_to_breakpoint "Block break here."
gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "Get Frame" 0
gdb_py_test_silent_cmd "python block = frame.block()" "Get block" 0
# Test is_argument attribute.
gdb_py_test_silent_cmd "python arg = gdb.lookup_symbol(\"arg\")" "Get variable a" 0
gdb_test "python print arg\[0\].is_variable" "False" "Test arg.is_variable"
gdb_test "python print arg\[0\].is_constant" "False" "Test arg.is_constant"
gdb_test "python print arg\[0\].is_argument" "True" "Test arg.is_argument"
gdb_test "python print arg\[0\].is_function" "False" "Test arg.is_function"
# Test is_function attribute.
gdb_py_test_silent_cmd "python func = frame.block().function" "Get block" 0
gdb_test "python print func.is_variable" "False" "Test func.is_variable"
gdb_test "python print func.is_constant" "False" "Test func.is_constant"
gdb_test "python print func.is_argument" "False" "Test func.is_argument"
gdb_test "python print func.is_function" "True" "Test func.is_function"
gdb_test "python print" "func" "Test"
gdb_test "python print func.print_name" "func" "Test func.print_name"
gdb_test "python print func.linkage_name" "func" "Test func.linkage_name"
gdb_test "python print func.addr_class == gdb.SYMBOL_LOC_BLOCK" "True" "Test func.addr_class"
gdb_breakpoint [gdb_get_line_number "Break at end."]
gdb_continue_to_breakpoint "Break at end."
gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "Get Frame" 0
# Test is_variable attribute.
gdb_py_test_silent_cmd "python a = gdb.lookup_symbol(\'a\')" "Get variable a" 0
gdb_test "python print a\[0\].is_variable" "True" "Test a.is_variable"
gdb_test "python print a\[0\].is_constant" "False" "Test a.is_constant"
gdb_test "python print a\[0\].is_argument" "False" "Test a.is_argument"
gdb_test "python print a\[0\].is_function" "False" "Test a.is_function"
gdb_test "python print a\[0\].addr_class == gdb.SYMBOL_LOC_COMPUTED" "True" "Test a.addr_class"
# Test is_constant attribute
gdb_py_test_silent_cmd "python t = gdb.lookup_symbol(\"one\")" "Get variable a" 0
gdb_test "python print t\[0\].is_variable" "False" "Test t.is_variable"
gdb_test "python print t\[0\].is_constant" "True" "Test t.is_constant"
gdb_test "python print t\[0\].is_argument" "False" "Test t.is_argument"
gdb_test "python print t\[0\].is_function" "False" "Test t.is_function"
gdb_test "python print t\[0\].addr_class == gdb.SYMBOL_LOC_CONST" "True" "Test t.addr_class"
gdb_test "python print t\[0\].symtab" "gdb.python/py-symbol.c.*" "Get symtab"
# C++ tests
# Recompile binary.
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable "debug c++"] != "" } {
untested "Couldn't compile ${srcfile} in c++ mode"
return -1
# Start with a fresh gdb.
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
if ![runto_main] then {
fail "Can't run to main"
return 0
gdb_breakpoint [gdb_get_line_number "Break in class."]
gdb_continue_to_breakpoint "Break in class."
gdb_py_test_silent_cmd "python cplusframe = gdb.selected_frame()" "Get Frame" 0
gdb_py_test_silent_cmd "python cplusfunc = cplusframe.block().function" "Get block" 0
gdb_test "python print cplusfunc.is_variable" "False" "Test func.is_variable"
gdb_test "python print cplusfunc.is_constant" "False" "Test func.is_constant"
gdb_test "python print cplusfunc.is_argument" "False" "Test func.is_argument"
gdb_test "python print cplusfunc.is_function" "True" "Test func.is_function"
gdb_test "python print" "SimpleClass::valueofi().*" "Test"
gdb_test "python print cplusfunc.print_name" "SimpleClass::valueofi().*" "Test func.print_name"
gdb_test "python print cplusfunc.linkage_name" "SimpleClass::valueofi().*" "Test func.linkage_name"
gdb_test "python print cplusfunc.addr_class == gdb.SYMBOL_LOC_BLOCK" "True" "Test func.addr_class"
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