gdb/testsuite/gdb.mi/mi1-var-cmd.exp - binutils-gdb - Git at Google

 # Copyright (C) 1999, 2000, 2002 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 2 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, write to the Free Software
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

 # Please email any bugs, comments, and/or additions to this file to:
 # bug-gdb@prep.ai.mit.edu

 # Test essential Machine interface (MI) operations
 #
 # Verify that, using the MI, we can create, update, delete variables.
 #


 load_lib mi-support.exp
 set MIFLAGS "-i=mi1"

 gdb_exit
 if [mi_gdb_start] {
     continue
 }

 set testfile "var-cmd"
 set srcfile ${testfile}.c
 set binfile ${objdir}/${subdir}/${testfile}
 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
 }

 mi_delete_breakpoints
 mi_gdb_reinitialize_dir $srcdir/$subdir
 mi_gdb_load ${binfile}


 #####                   #####
 #                           #
 #  Variable Creation tests  #
 #                           #
 #####                   #####

 # Test:  c_variable-1.1
 # Desc:  Create global variable

 mi_gdb_test "111-var-create global_simple * global_simple" \
 	"111\\^done,name=\"global_simple\",numchild=\"6\",type=\"simpleton\"" \
 	"create global variable"

 # Test: c_variable-1.2
 # Desc: Create non-existent variable

 mi_gdb_test "112-var-create bogus_unknown_variable * bogus_unknown_variable" \
 	"&\"mi_cmd_var_create: unable to create variable object\\\\n\".*112\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
 	"create non-existent variable"

 # Test: c_variable-1.3
 # Desc: Create out of scope variable

 mi_gdb_test "113-var-create argc * argc" \
 	"&\"mi_cmd_var_create: unable to create variable object\\\\n\".*113\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
 	"create out of scope variable"

 mi_runto do_locals_tests

 # Test: c_variable-1.4
 # Desc: create local variables

 mi_gdb_test "-var-create linteger * linteger" \
 	"\\^done,name=\"linteger\",numchild=\"0\",type=\"int\"" \
 	"create local variable linteger"

 mi_gdb_test "-var-create lpinteger * lpinteger" \
 	"\\^done,name=\"lpinteger\",numchild=\"1\",type=\"int \\*\"" \
 	"create local variable lpinteger"

 mi_gdb_test "-var-create lcharacter * lcharacter" \
 	"\\^done,name=\"lcharacter\",numchild=\"0\",type=\"char\"" \
 	"create local variablelcharacter "

 mi_gdb_test "-var-create lpcharacter * lpcharacter" \
 	"\\^done,name=\"lpcharacter\",numchild=\"1\",type=\"char \\*\"" \
 	"create local variable lpcharacter"

 mi_gdb_test "-var-create llong * llong" \
 	"\\^done,name=\"llong\",numchild=\"0\",type=\"long int\"" \
 	"create local variable llong"

 mi_gdb_test "-var-create lplong * lplong" \
 	"\\^done,name=\"lplong\",numchild=\"1\",type=\"long int \\*\"" \
 	"create local variable lplong"

 mi_gdb_test "-var-create lfloat * lfloat" \
 	"\\^done,name=\"lfloat\",numchild=\"0\",type=\"float\"" \
 	"create local variable lfloat"

 mi_gdb_test "-var-create lpfloat * lpfloat" \
 	"\\^done,name=\"lpfloat\",numchild=\"1\",type=\"float \\*\"" \
 	"create local variable lpfloat"

 mi_gdb_test "-var-create ldouble * ldouble" \
 	"\\^done,name=\"ldouble\",numchild=\"0\",type=\"double\"" \
 	"create local variable ldouble"

 mi_gdb_test "-var-create lpdouble * lpdouble" \
 	"\\^done,name=\"lpdouble\",numchild=\"1\",type=\"double \\*\"" \
 	"create local variable lpdouble"

 mi_gdb_test "-var-create lsimple * lsimple" \
 	"\\^done,name=\"lsimple\",numchild=\"6\",type=\"struct _simple_struct\"" \
 	"create local variable lsimple"

 mi_gdb_test "-var-create lpsimple * lpsimple" \
 	"\\^done,name=\"lpsimple\",numchild=\"6\",type=\"struct _simple_struct \\*\"" \
 	"create local variable lpsimple"

 mi_gdb_test "-var-create func * func" \
 	"\\^done,name=\"func\",numchild=\"0\",type=\"void \\(\\*\\)\\((void|)\\)\"" \
 	"create local variable func"

 # Test: c_variable-1.5
 # Desc: create lsimple.character
 mi_gdb_test "-var-create lsimple.character * lsimple.character" \
 	"\\^done,name=\"lsimple.character\",numchild=\"0\",type=\"char\"" \
 	"create lsimple.character"

 # Test: c_variable-1.6
 # Desc: create lpsimple->integer
 mi_gdb_test "-var-create lsimple->integer * lsimple->integer" \
 	"\\^done,name=\"lsimple->integer\",numchild=\"0\",type=\"int\"" \
 	"create lsimple->integer"

 # Test: c_variable-1.7
 # Desc: ceate lsimple.integer
 mi_gdb_test "-var-create lsimple.integer * lsimple.integer" \
 	"\\^done,name=\"lsimple.integer\",numchild=\"0\",type=\"int\"" \
 	"create lsimple->integer"


 # Test: c_variable-1.9
 # Desc: create type name
 #    Type names (like int, long, etc..) are all proper expressions to gdb.
 #    make sure variable code does not allow users to create variables, though.
 mi_gdb_test "-var-create int * int" \
 	"&\"Attempt to use a type name as an expression.mi_cmd_var_create: unable to create variable object\\\\n\".*\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
 	"create int"


 #####             #####
 #                     #
 # Value changed tests #
 #                     #
 #####             #####

 # Test: c_variable-2.1
 # Desc: check whether values changed at do_block_tests
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{\}" \
 	"update all vars"

 # Step over "linteger = 1234;"
 mi_step_to "do_locals_tests" "" "var-cmd.c" "107" "step at do_locals_test"

 # Test: c_variable-2.2
 # Desc: check whether only linteger changed values
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: linteger changed"

 # Step over "lpinteger = &linteger;"
 mi_step_to "do_locals_tests" "" "var-cmd.c" 108 "step at do_locals_tests (2)"

 # Test: c_variable-2.3
 # Desc: check whether only lpinteger changed
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: lpinteger changed"

 # Step over "lcharacter = 'a';"
 mi_step_to "do_locals_tests" "" "var-cmd.c" "109" "step at do_locals_tests (3)"

 # Test: c_variable-2.4
 # Desc: check whether only lcharacter changed
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: lcharacter changed"

 # Step over "lpcharacter = &lcharacter;"
 mi_step_to "do_locals_tests" "" "var-cmd.c" "110" "step at do_locals_tests (4)"

 # Test: c_variable-2.5
 # Desc: check whether only lpcharacter changed
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: lpcharacter changed"


 # Step over:
 #  llong = 2121L;
 #  lplong = &llong;
 #  lfloat = 2.1;
 #  lpfloat = &lfloat;
 #  ldouble = 2.718281828459045;
 #  lpdouble = &ldouble;
 #  lsimple.integer = 1234;
 #  lsimple.unsigned_integer = 255;
 #  lsimple.character = 'a';

 mi_execute_to "exec-step 9" "end-stepping-range" "do_locals_tests" "" \
 	"var-cmd.c" "119" "" "step at do_locals_tests (5)"

 # Test: c_variable-2.6
 # Desc: check whether llong, lplong, lfloat, lpfloat, ldouble, lpdouble, lsimple.integer,
 #       lsimple.unsigned_character lsimple.integer lsimple.character changed
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",name=\"lpdouble\",in_scope=\"true\",type_changed=\"false\",name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",name=\"lpfloat\",in_scope=\"true\",type_changed=\"false\",name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",name=\"lplong\",in_scope=\"true\",type_changed=\"false\",name=\"llong\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: many changed"

 # Step over:
 #  lsimple.signed_character = 21;
 #  lsimple.char_ptr = &lcharacter;
 #  lpsimple = &lsimple;
 #  func = nothing;

 mi_execute_to "exec-step 4" "end-stepping-range" "do_locals_tests" "" \
 	"var-cmd.c" "125" "" "step at do_locals_tests (6)"

 # Test: c_variable-2.7
 # Desc: check whether (lsimple.signed_character, lsimple.char_ptr) lpsimple, func changed
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"func\",in_scope=\"true\",type_changed=\"false\",name=\"lpsimple\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: func and lpsimple changed"

 # Step over
 #  linteger = 4321;
 #  lcharacter = 'b';
 #  llong = 1212L;
 #  lfloat = 1.2;
 #  ldouble = 5.498548281828172;
 #  lsimple.integer = 255;
 #  lsimple.unsigned_integer = 4321;
 #  lsimple.character = 'b';

 mi_execute_to "exec-step 8" "end-stepping-range" "do_locals_tests" "" \
 	"var-cmd.c" "133" "" "step at do_locals_tests (7)"

 # Test: c_variable-2.8
 # Desc: check whether linteger, lcharacter, llong, lfoat, ldouble, lsimple.integer,
 #       lpsimple.integer lsimple.character changed
 # Note: this test also checks that lpsimple->integer and lsimple.integer have
 #       changed (they are the same)
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",name=\"llong\",in_scope=\"true\",type_changed=\"false\",name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: func and lpsimple changed"


 ###
 #
 # Test assignment to variables. More tests on assignment are in other files.
 #
 ###
 mi_gdb_test "-var-assign global_simple 0" \
 	"&\"mi_cmd_var_assign: Variable object is not editable\\\\n\".*\\^error,msg=\"mi_cmd_var_assign: Variable object is not editable\"" \
 	"assign to global_simple"

 mi_gdb_test "-var-assign linteger 3333" \
 	"\\^done,value=\"3333\"" \
 	"assign to linteger"

 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: linteger changed after assign"

 mi_gdb_test "-var-assign linteger 3333" \
 	"\\^done,value=\"3333\"" \
 	"assign to linteger again, same value"

 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{\}" \
 	"update all vars: linteger not changed after same assign"

 mi_gdb_test "-var-evaluate-expression linteger" \
 	"\\^done,value=\"3333\"" \
 	"eval linteger"

 mi_gdb_test "-var-assign lpinteger \"&linteger + 3\"" \
 	"\\^done,value=\"$hex\"" \
 	"assign to lpinteger"

 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: lpinteger changed after assign"

 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{\}" \
 	"update all vars: no changes for second update"

 mi_gdb_test "-var-evaluate-expression lpinteger" \
 	"\\^done,value=\"$hex\"" \
 	"eval lpinteger"

 # reset the values to the original ones so that the rest of the file doesn't suffer.

 mi_gdb_test "-var-assign linteger 4321" \
 	"\\^done,value=\"4321\"" \
 	"assign to linteger"

 mi_gdb_test "-var-assign lpinteger &linteger" \
 	"\\^done,value=\"$hex\"" \
 	"assign to lpinteger"

 mi_gdb_test "-var-assign lcharacter 'z'" \
 	"\\^done,value=\"122 'z'\"" \
 	"assign to lcharacter"

 mi_gdb_test "-var-evaluate-expression lcharacter" \
 	"\\^done,value=\"122 'z'\"" \
 	"eval lcharacter"

 mi_gdb_test "-var-assign llong 1313L" \
 	"\\^done,value=\"1313\"" \
 	"assign to llong"
 mi_gdb_test "-var-evaluate-expression llong" \
 	"\\^done,value=\"1313\"" \
 	"eval llong"
 mi_gdb_test "-var-assign llong 1212L" \
 	"\\^done,value=\"1212\"" \
 	"assign to llong"

 mi_gdb_test "-var-assign lplong &llong+4" \
 	"\\^done,value=\"$hex\"" \
 	"assign to lplong"
 mi_gdb_test "-var-evaluate-expression lplong" \
 	"\\^done,value=\"$hex\"" \
 	"eval lplong"
 mi_gdb_test "-var-assign lplong &llong" \
 	"\\^done,value=\"$hex\"" \
 	"assign to lplong"

 mi_gdb_test "-var-assign lfloat 3.4567" \
 	"\\^done,value=\"3.45.*\"" \
 	"assign to lfloat"
 mi_gdb_test "-var-evaluate-expression lfloat" \
 	"\\^done,value=\"3.45.*\"" \
 	"eval lfloat"
 mi_gdb_test "-var-assign lfloat 1.2345" \
 	"\\^done,value=\"1.23.*\"" \
 	"assign to lfloat"

 mi_gdb_test "-var-assign lpfloat &lfloat+4" \
 	"\\^done,value=\"$hex\"" \
 	"assign to lpfloat"

 mi_gdb_test "-var-assign ldouble 5.333318284590435" \
 	"\\^done,value=\"5.333318284590435\"" \
 	"assign to ldouble"

 mi_gdb_test "-var-assign func do_block_tests" \
 	"\\^done,value=\"$hex <do_block_tests>\"" \
 	"assign to func"

 mi_gdb_test "-var-assign lsimple.character 'd'" \
 	"\\^done,value=\"100 'd'\"" \
 	"assign to lsimple.character"

 mi_gdb_test "-var-assign  lsimple->integer 222" \
 	"\\^done,value=\"222\"" \
 	"assign to lsimple->integer"

 mi_gdb_test "-var-assign lsimple.integer 333" \
 	"\\^done,value=\"333\"" \
 	"assign to lsimple.integer"

 ######
 # End of assign tests
 #####

 mi_gdb_test "-break-insert subroutine1" \
 	"\\^done,bkpt=\{number=\"2\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"subroutine1\",file=\".*var-cmd.c\",line=\"146\",times=\"0\"\}" \
 	"break-insert subroutine1"
 mi_continue_to "2" "subroutine1" \
 	"\{name=\"i\",value=\"4321\"\},\{name=\"l\",value=\"$hex\"\}" \
 	"var-cmd.c" "146" "continue to subroutine1"

 # Test: c_variable-2.10
 # Desc: create variable for locals i,l in subroutine1
 mi_gdb_test "-var-create i  * i" \
 	"\\^done,name=\"i\",numchild=\"0\",type=\"int\"" \
 	"create i"

 mi_gdb_test "-var-create l * l" \
 	"\\^done,name=\"l\",numchild=\"1\",type=\"long int \\*\"" \
 	"create l"

 # Test: c_variable-2.11
 # Desc: create do_locals_tests local in subroutine1
 mi_gdb_test "-var-create linteger * linteger" \
 	"&\"mi_cmd_var_create: unable to create variable object\\\\n\".*\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
 	"create linteger"

 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
 	"var-cmd.c" "147" "step at subroutine1"

 # Test: c_variable-2.12
 # Desc: change global_simple.integer
 # Note: This also tests whether we are reporting changes in structs properly.
 #       gdb normally would say that global_simple has changed, but we
 #       special case that, since it is not what a human expects to
 #       see.

 setup_xfail *-*-*
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{FIXME: WHAT IS CORRECT HERE\}" \
 	"update all vars: changed FIXME"
 clear_xfail *-*-*

 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
 	"var-cmd.c" "148" "step at subroutine1 (2)"

 # Test: c_variable-2.13
 # Desc: change subroutine1 local i
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"i\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: i changed"

 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
 	"var-cmd.c" "149" "step at subroutine1 (3)"

 # Test: c_variable-2.14
 # Desc: change do_locals_tests local llong
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"llong\",in_scope=\"true\",type_changed=\"false\"\}" \
 	"update all vars: llong changed"

 mi_next_to "do_locals_tests" ""	"var-cmd.c" "136" "next out of subroutine1"

 # Test: c_variable-2.15
 # Desc: check for out of scope subroutine1 locals
 mi_gdb_test "-var-update *" \
 	"\\^done,changelist=\{name=\"l\",in_scope=\"false\",name=\"i\",in_scope=\"false\"\}" \
 	"update all vars: all now out of scope"

 # Done with locals/globals tests. Erase all variables
 #delete_all_variables
 mi_gdb_test "-var-delete global_simple" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var"

 mi_gdb_test "-var-delete linteger" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var linteger"

 mi_gdb_test "-var-delete lpinteger" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lpinteger"

 mi_gdb_test "-var-delete lcharacter" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lcharacter"

 mi_gdb_test "-var-delete lpcharacter" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lpcharacter"

 mi_gdb_test "-var-delete llong" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var llong"

 mi_gdb_test "-var-delete lplong" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lplong"

 mi_gdb_test "-var-delete lfloat" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lfloat"

 mi_gdb_test "-var-delete lpfloat" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lpfloat"

 mi_gdb_test "-var-delete ldouble" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var ldouble"

 mi_gdb_test "-var-delete lpdouble" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lpdouble"

 mi_gdb_test "-var-delete lsimple" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lsimple"

 mi_gdb_test "-var-delete lpsimple" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lpsimple"

 mi_gdb_test "-var-delete func" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var func"

 mi_gdb_test "-var-delete lsimple.character" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lsimple.character"

 mi_gdb_test "-var-delete  lsimple->integer" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var  lsimple->integer"

 mi_gdb_test "-var-delete lsimple.integer" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var lsimple.integer"

 mi_gdb_test "-var-delete i" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var i"

 mi_gdb_test "-var-delete l" \
 	"\\^done,ndeleted=\"1\"" \
 	"delete var l"

 # Test whether we can follow the name of a variable through multiple
 # stack frames.
 mi_gdb_test "-break-insert do_special_tests" \
   {\^done,bkpt=.*} \
   "set breakpoint at do_special_tests"

 mi_continue_to {.*} do_special_tests {.*} {.*var-cmd.c} {.*} {stop in do_special_tests}

 mi_gdb_test "-var-create selected_a @ a" \
   {\^done,name="selected_a",numchild="0",type="int"} \
   "create selected_a"

 mi_gdb_test "-break-insert incr_a" \
   {\^done,bkpt=.*} \
   "set breakpoint at incr_a"

 mi_continue_to {.*} incr_a {.*} {.*var-cmd.c} {.*} {stop in incr_a}

 mi_gdb_test "-var-update selected_a" \
   {\^done,changelist=\{name="selected_a",in_scope="true",new_type="char",new_num_children="0"\}} \
   "update selected_a in incr_a"

 mi_next "step a line in incr_a"
 mi_next "return from incr_a to do_special_tests"

 mi_gdb_test "-var-update selected_a" \
   {\^done,changelist=\{name="selected_a",in_scope="true",new_type="int",new_num_children="0"\}} \
   "update selected_a in do_special_tests"

 mi_gdb_exit
 return 0
	# Copyright (C) 1999, 2000, 2002 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 2 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, write to the Free Software
	# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

	# Please email any bugs, comments, and/or additions to this file to:
	# bug-gdb@prep.ai.mit.edu

	# Test essential Machine interface (MI) operations
	#
	# Verify that, using the MI, we can create, update, delete variables.
	#


	load_lib mi-support.exp
	set MIFLAGS "-i=mi1"

	gdb_exit
	if [mi_gdb_start] {
	continue
	}

	set testfile "var-cmd"
	set srcfile ${testfile}.c
	set binfile ${objdir}/${subdir}/${testfile}
	if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
	gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
	}

	mi_delete_breakpoints
	mi_gdb_reinitialize_dir $srcdir/$subdir
	mi_gdb_load ${binfile}


	##### #####
	# #
	# Variable Creation tests #
	# #
	##### #####

	# Test: c_variable-1.1
	# Desc: Create global variable

	mi_gdb_test "111-var-create global_simple * global_simple" \
	"111\\^done,name=\"global_simple\",numchild=\"6\",type=\"simpleton\"" \
	"create global variable"

	# Test: c_variable-1.2
	# Desc: Create non-existent variable

	mi_gdb_test "112-var-create bogus_unknown_variable * bogus_unknown_variable" \
	"&\"mi_cmd_var_create: unable to create variable object\\\\n\".*112\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
	"create non-existent variable"

	# Test: c_variable-1.3
	# Desc: Create out of scope variable

	mi_gdb_test "113-var-create argc * argc" \
	"&\"mi_cmd_var_create: unable to create variable object\\\\n\".*113\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
	"create out of scope variable"

	mi_runto do_locals_tests

	# Test: c_variable-1.4
	# Desc: create local variables

	mi_gdb_test "-var-create linteger * linteger" \
	"\\^done,name=\"linteger\",numchild=\"0\",type=\"int\"" \
	"create local variable linteger"

	mi_gdb_test "-var-create lpinteger * lpinteger" \
	"\\^done,name=\"lpinteger\",numchild=\"1\",type=\"int \\*\"" \
	"create local variable lpinteger"

	mi_gdb_test "-var-create lcharacter * lcharacter" \
	"\\^done,name=\"lcharacter\",numchild=\"0\",type=\"char\"" \
	"create local variablelcharacter "

	mi_gdb_test "-var-create lpcharacter * lpcharacter" \
	"\\^done,name=\"lpcharacter\",numchild=\"1\",type=\"char \\*\"" \
	"create local variable lpcharacter"

	mi_gdb_test "-var-create llong * llong" \
	"\\^done,name=\"llong\",numchild=\"0\",type=\"long int\"" \
	"create local variable llong"

	mi_gdb_test "-var-create lplong * lplong" \
	"\\^done,name=\"lplong\",numchild=\"1\",type=\"long int \\*\"" \
	"create local variable lplong"

	mi_gdb_test "-var-create lfloat * lfloat" \
	"\\^done,name=\"lfloat\",numchild=\"0\",type=\"float\"" \
	"create local variable lfloat"

	mi_gdb_test "-var-create lpfloat * lpfloat" \
	"\\^done,name=\"lpfloat\",numchild=\"1\",type=\"float \\*\"" \
	"create local variable lpfloat"

	mi_gdb_test "-var-create ldouble * ldouble" \
	"\\^done,name=\"ldouble\",numchild=\"0\",type=\"double\"" \
	"create local variable ldouble"

	mi_gdb_test "-var-create lpdouble * lpdouble" \
	"\\^done,name=\"lpdouble\",numchild=\"1\",type=\"double \\*\"" \
	"create local variable lpdouble"

	mi_gdb_test "-var-create lsimple * lsimple" \
	"\\^done,name=\"lsimple\",numchild=\"6\",type=\"struct _simple_struct\"" \
	"create local variable lsimple"

	mi_gdb_test "-var-create lpsimple * lpsimple" \
	"\\^done,name=\"lpsimple\",numchild=\"6\",type=\"struct _simple_struct \\*\"" \
	"create local variable lpsimple"

	mi_gdb_test "-var-create func * func" \
	"\\^done,name=\"func\",numchild=\"0\",type=\"void \\(\\*\\)\\((void\|)\\)\"" \
	"create local variable func"

	# Test: c_variable-1.5
	# Desc: create lsimple.character
	mi_gdb_test "-var-create lsimple.character * lsimple.character" \
	"\\^done,name=\"lsimple.character\",numchild=\"0\",type=\"char\"" \
	"create lsimple.character"

	# Test: c_variable-1.6
	# Desc: create lpsimple->integer
	mi_gdb_test "-var-create lsimple->integer * lsimple->integer" \
	"\\^done,name=\"lsimple->integer\",numchild=\"0\",type=\"int\"" \
	"create lsimple->integer"

	# Test: c_variable-1.7
	# Desc: ceate lsimple.integer
	mi_gdb_test "-var-create lsimple.integer * lsimple.integer" \
	"\\^done,name=\"lsimple.integer\",numchild=\"0\",type=\"int\"" \
	"create lsimple->integer"


	# Test: c_variable-1.9
	# Desc: create type name
	# Type names (like int, long, etc..) are all proper expressions to gdb.
	# make sure variable code does not allow users to create variables, though.
	mi_gdb_test "-var-create int * int" \
	"&\"Attempt to use a type name as an expression.mi_cmd_var_create: unable to create variable object\\\\n\".*\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
	"create int"


	##### #####
	# #
	# Value changed tests #
	# #
	##### #####

	# Test: c_variable-2.1
	# Desc: check whether values changed at do_block_tests
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{\}" \
	"update all vars"

	# Step over "linteger = 1234;"
	mi_step_to "do_locals_tests" "" "var-cmd.c" "107" "step at do_locals_test"

	# Test: c_variable-2.2
	# Desc: check whether only linteger changed values
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: linteger changed"

	# Step over "lpinteger = &linteger;"
	mi_step_to "do_locals_tests" "" "var-cmd.c" 108 "step at do_locals_tests (2)"

	# Test: c_variable-2.3
	# Desc: check whether only lpinteger changed
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: lpinteger changed"

	# Step over "lcharacter = 'a';"
	mi_step_to "do_locals_tests" "" "var-cmd.c" "109" "step at do_locals_tests (3)"

	# Test: c_variable-2.4
	# Desc: check whether only lcharacter changed
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: lcharacter changed"

	# Step over "lpcharacter = &lcharacter;"
	mi_step_to "do_locals_tests" "" "var-cmd.c" "110" "step at do_locals_tests (4)"

	# Test: c_variable-2.5
	# Desc: check whether only lpcharacter changed
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: lpcharacter changed"


	# Step over:
	# llong = 2121L;
	# lplong = &llong;
	# lfloat = 2.1;
	# lpfloat = &lfloat;
	# ldouble = 2.718281828459045;
	# lpdouble = &ldouble;
	# lsimple.integer = 1234;
	# lsimple.unsigned_integer = 255;
	# lsimple.character = 'a';

	mi_execute_to "exec-step 9" "end-stepping-range" "do_locals_tests" "" \
	"var-cmd.c" "119" "" "step at do_locals_tests (5)"

	# Test: c_variable-2.6
	# Desc: check whether llong, lplong, lfloat, lpfloat, ldouble, lpdouble, lsimple.integer,
	# lsimple.unsigned_character lsimple.integer lsimple.character changed
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",name=\"lpdouble\",in_scope=\"true\",type_changed=\"false\",name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",name=\"lpfloat\",in_scope=\"true\",type_changed=\"false\",name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",name=\"lplong\",in_scope=\"true\",type_changed=\"false\",name=\"llong\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: many changed"

	# Step over:
	# lsimple.signed_character = 21;
	# lsimple.char_ptr = &lcharacter;
	# lpsimple = &lsimple;
	# func = nothing;

	mi_execute_to "exec-step 4" "end-stepping-range" "do_locals_tests" "" \
	"var-cmd.c" "125" "" "step at do_locals_tests (6)"

	# Test: c_variable-2.7
	# Desc: check whether (lsimple.signed_character, lsimple.char_ptr) lpsimple, func changed
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"func\",in_scope=\"true\",type_changed=\"false\",name=\"lpsimple\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: func and lpsimple changed"

	# Step over
	# linteger = 4321;
	# lcharacter = 'b';
	# llong = 1212L;
	# lfloat = 1.2;
	# ldouble = 5.498548281828172;
	# lsimple.integer = 255;
	# lsimple.unsigned_integer = 4321;
	# lsimple.character = 'b';

	mi_execute_to "exec-step 8" "end-stepping-range" "do_locals_tests" "" \
	"var-cmd.c" "133" "" "step at do_locals_tests (7)"

	# Test: c_variable-2.8
	# Desc: check whether linteger, lcharacter, llong, lfoat, ldouble, lsimple.integer,
	# lpsimple.integer lsimple.character changed
	# Note: this test also checks that lpsimple->integer and lsimple.integer have
	# changed (they are the same)
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",name=\"llong\",in_scope=\"true\",type_changed=\"false\",name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: func and lpsimple changed"


	###
	#
	# Test assignment to variables. More tests on assignment are in other files.
	#
	###
	mi_gdb_test "-var-assign global_simple 0" \
	"&\"mi_cmd_var_assign: Variable object is not editable\\\\n\".*\\^error,msg=\"mi_cmd_var_assign: Variable object is not editable\"" \
	"assign to global_simple"

	mi_gdb_test "-var-assign linteger 3333" \
	"\\^done,value=\"3333\"" \
	"assign to linteger"

	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: linteger changed after assign"

	mi_gdb_test "-var-assign linteger 3333" \
	"\\^done,value=\"3333\"" \
	"assign to linteger again, same value"

	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{\}" \
	"update all vars: linteger not changed after same assign"

	mi_gdb_test "-var-evaluate-expression linteger" \
	"\\^done,value=\"3333\"" \
	"eval linteger"

	mi_gdb_test "-var-assign lpinteger \"&linteger + 3\"" \
	"\\^done,value=\"$hex\"" \
	"assign to lpinteger"

	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: lpinteger changed after assign"

	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{\}" \
	"update all vars: no changes for second update"

	mi_gdb_test "-var-evaluate-expression lpinteger" \
	"\\^done,value=\"$hex\"" \
	"eval lpinteger"

	# reset the values to the original ones so that the rest of the file doesn't suffer.

	mi_gdb_test "-var-assign linteger 4321" \
	"\\^done,value=\"4321\"" \
	"assign to linteger"

	mi_gdb_test "-var-assign lpinteger &linteger" \
	"\\^done,value=\"$hex\"" \
	"assign to lpinteger"

	mi_gdb_test "-var-assign lcharacter 'z'" \
	"\\^done,value=\"122 'z'\"" \
	"assign to lcharacter"

	mi_gdb_test "-var-evaluate-expression lcharacter" \
	"\\^done,value=\"122 'z'\"" \
	"eval lcharacter"

	mi_gdb_test "-var-assign llong 1313L" \
	"\\^done,value=\"1313\"" \
	"assign to llong"
	mi_gdb_test "-var-evaluate-expression llong" \
	"\\^done,value=\"1313\"" \
	"eval llong"
	mi_gdb_test "-var-assign llong 1212L" \
	"\\^done,value=\"1212\"" \
	"assign to llong"

	mi_gdb_test "-var-assign lplong &llong+4" \
	"\\^done,value=\"$hex\"" \
	"assign to lplong"
	mi_gdb_test "-var-evaluate-expression lplong" \
	"\\^done,value=\"$hex\"" \
	"eval lplong"
	mi_gdb_test "-var-assign lplong &llong" \
	"\\^done,value=\"$hex\"" \
	"assign to lplong"

	mi_gdb_test "-var-assign lfloat 3.4567" \
	"\\^done,value=\"3.45.*\"" \
	"assign to lfloat"
	mi_gdb_test "-var-evaluate-expression lfloat" \
	"\\^done,value=\"3.45.*\"" \
	"eval lfloat"
	mi_gdb_test "-var-assign lfloat 1.2345" \
	"\\^done,value=\"1.23.*\"" \
	"assign to lfloat"

	mi_gdb_test "-var-assign lpfloat &lfloat+4" \
	"\\^done,value=\"$hex\"" \
	"assign to lpfloat"

	mi_gdb_test "-var-assign ldouble 5.333318284590435" \
	"\\^done,value=\"5.333318284590435\"" \
	"assign to ldouble"

	mi_gdb_test "-var-assign func do_block_tests" \
	"\\^done,value=\"$hex <do_block_tests>\"" \
	"assign to func"

	mi_gdb_test "-var-assign lsimple.character 'd'" \
	"\\^done,value=\"100 'd'\"" \
	"assign to lsimple.character"

	mi_gdb_test "-var-assign lsimple->integer 222" \
	"\\^done,value=\"222\"" \
	"assign to lsimple->integer"

	mi_gdb_test "-var-assign lsimple.integer 333" \
	"\\^done,value=\"333\"" \
	"assign to lsimple.integer"

	######
	# End of assign tests
	#####

	mi_gdb_test "-break-insert subroutine1" \
	"\\^done,bkpt=\{number=\"2\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"subroutine1\",file=\".*var-cmd.c\",line=\"146\",times=\"0\"\}" \
	"break-insert subroutine1"
	mi_continue_to "2" "subroutine1" \
	"\{name=\"i\",value=\"4321\"\},\{name=\"l\",value=\"$hex\"\}" \
	"var-cmd.c" "146" "continue to subroutine1"

	# Test: c_variable-2.10
	# Desc: create variable for locals i,l in subroutine1
	mi_gdb_test "-var-create i * i" \
	"\\^done,name=\"i\",numchild=\"0\",type=\"int\"" \
	"create i"

	mi_gdb_test "-var-create l * l" \
	"\\^done,name=\"l\",numchild=\"1\",type=\"long int \\*\"" \
	"create l"

	# Test: c_variable-2.11
	# Desc: create do_locals_tests local in subroutine1
	mi_gdb_test "-var-create linteger * linteger" \
	"&\"mi_cmd_var_create: unable to create variable object\\\\n\".*\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
	"create linteger"

	mi_step_to "subroutine1" "\{name=\"i\",value=\".\"\},\{name=\"l\",value=\".\"\}" \
	"var-cmd.c" "147" "step at subroutine1"

	# Test: c_variable-2.12
	# Desc: change global_simple.integer
	# Note: This also tests whether we are reporting changes in structs properly.
	# gdb normally would say that global_simple has changed, but we
	# special case that, since it is not what a human expects to
	# see.

	setup_xfail --*
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{FIXME: WHAT IS CORRECT HERE\}" \
	"update all vars: changed FIXME"
	clear_xfail --*

	mi_step_to "subroutine1" "\{name=\"i\",value=\".\"\},\{name=\"l\",value=\".\"\}" \
	"var-cmd.c" "148" "step at subroutine1 (2)"

	# Test: c_variable-2.13
	# Desc: change subroutine1 local i
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"i\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: i changed"

	mi_step_to "subroutine1" "\{name=\"i\",value=\".\"\},\{name=\"l\",value=\".\"\}" \
	"var-cmd.c" "149" "step at subroutine1 (3)"

	# Test: c_variable-2.14
	# Desc: change do_locals_tests local llong
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"llong\",in_scope=\"true\",type_changed=\"false\"\}" \
	"update all vars: llong changed"

	mi_next_to "do_locals_tests" "" "var-cmd.c" "136" "next out of subroutine1"

	# Test: c_variable-2.15
	# Desc: check for out of scope subroutine1 locals
	mi_gdb_test "-var-update *" \
	"\\^done,changelist=\{name=\"l\",in_scope=\"false\",name=\"i\",in_scope=\"false\"\}" \
	"update all vars: all now out of scope"

	# Done with locals/globals tests. Erase all variables
	#delete_all_variables
	mi_gdb_test "-var-delete global_simple" \
	"\\^done,ndeleted=\"1\"" \
	"delete var"

	mi_gdb_test "-var-delete linteger" \
	"\\^done,ndeleted=\"1\"" \
	"delete var linteger"

	mi_gdb_test "-var-delete lpinteger" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lpinteger"

	mi_gdb_test "-var-delete lcharacter" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lcharacter"

	mi_gdb_test "-var-delete lpcharacter" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lpcharacter"

	mi_gdb_test "-var-delete llong" \
	"\\^done,ndeleted=\"1\"" \
	"delete var llong"

	mi_gdb_test "-var-delete lplong" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lplong"

	mi_gdb_test "-var-delete lfloat" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lfloat"

	mi_gdb_test "-var-delete lpfloat" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lpfloat"

	mi_gdb_test "-var-delete ldouble" \
	"\\^done,ndeleted=\"1\"" \
	"delete var ldouble"

	mi_gdb_test "-var-delete lpdouble" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lpdouble"

	mi_gdb_test "-var-delete lsimple" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lsimple"

	mi_gdb_test "-var-delete lpsimple" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lpsimple"

	mi_gdb_test "-var-delete func" \
	"\\^done,ndeleted=\"1\"" \
	"delete var func"

	mi_gdb_test "-var-delete lsimple.character" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lsimple.character"

	mi_gdb_test "-var-delete lsimple->integer" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lsimple->integer"

	mi_gdb_test "-var-delete lsimple.integer" \
	"\\^done,ndeleted=\"1\"" \
	"delete var lsimple.integer"

	mi_gdb_test "-var-delete i" \
	"\\^done,ndeleted=\"1\"" \
	"delete var i"

	mi_gdb_test "-var-delete l" \
	"\\^done,ndeleted=\"1\"" \
	"delete var l"

	# Test whether we can follow the name of a variable through multiple
	# stack frames.
	mi_gdb_test "-break-insert do_special_tests" \
	{\^done,bkpt=.*} \
	"set breakpoint at do_special_tests"

	mi_continue_to {.} do_special_tests {.} {.var-cmd.c} {.} {stop in do_special_tests}

	mi_gdb_test "-var-create selected_a @ a" \
	{\^done,name="selected_a",numchild="0",type="int"} \
	"create selected_a"

	mi_gdb_test "-break-insert incr_a" \
	{\^done,bkpt=.*} \
	"set breakpoint at incr_a"

	mi_continue_to {.} incr_a {.} {.var-cmd.c} {.} {stop in incr_a}

	mi_gdb_test "-var-update selected_a" \
	{\^done,changelist=\{name="selected_a",in_scope="true",new_type="char",new_num_children="0"\}} \
	"update selected_a in incr_a"

	mi_next "step a line in incr_a"
	mi_next "return from incr_a to do_special_tests"

	mi_gdb_test "-var-update selected_a" \
	{\^done,changelist=\{name="selected_a",in_scope="true",new_type="int",new_num_children="0"\}} \
	"update selected_a in do_special_tests"

	mi_gdb_exit
	return 0