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678 lines
22 KiB
Plaintext
678 lines
22 KiB
Plaintext
# Copyright 1999-2016 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test essential Machine interface (MI) operations
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#
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# Verify that, using the MI, we can create, update, delete variables.
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#
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load_lib mi-support.exp
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set MIFLAGS "-i=mi"
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gdb_exit
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if [mi_gdb_start] {
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continue
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}
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standard_testfile var-cmd.c
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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untested mi-var-cmd.exp
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return -1
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}
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mi_delete_breakpoints
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mi_gdb_reinitialize_dir $srcdir/$subdir
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mi_gdb_load ${binfile}
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##### #####
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# #
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# Variable Creation tests #
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# #
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##### #####
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# Test: c_variable-1.1
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# Desc: Create global variable
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mi_create_varobj "global_simple" "global_simple" "create global variable"
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# PR mi/15863
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# Attempt to update the varobj before running the inferior.
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\\\]" \
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"update varobj before running inferior"
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# Test: c_variable-1.2
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# Desc: Create non-existent variable
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mi_gdb_test "112-var-create bogus_unknown_variable * bogus_unknown_variable" \
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"112\\^error,msg=\"-var-create: unable to create variable object\"" \
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"create non-existent variable"
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# Test: c_variable-1.3
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# Desc: Create out of scope variable
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mi_gdb_test "113-var-create argc * argc" \
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"113\\^error,msg=\"-var-create: unable to create variable object\"" \
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"create out of scope variable"
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mi_runto do_locals_tests
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set line_dlt_first_real [gdb_get_line_number "linteger = 1234;"]
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mi_continue_to_line $line_dlt_first_real "step to real start of do_locals_test"
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# Test: c_variable-1.4
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# Desc: create local variables
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mi_create_varobj_checked linteger linteger int "create local variable linteger"
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mi_create_varobj_checked lpinteger lpinteger {int \*} "create local variable lpinteger"
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mi_create_varobj_checked lcharacter lcharacter\[0\] char "create local variable lcharacter"
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mi_create_varobj_checked lpcharacter lpcharacter {char \*} "create local variable lpcharacter"
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mi_create_varobj_checked llong llong "long" "create local variable llong"
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mi_create_varobj_checked lplong lplong {long \*} "create local variable lplong"
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mi_create_varobj_checked lfloat lfloat float "create local variable lfloat"
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mi_create_varobj_checked lpfloat lpfloat {float \*} "create local variable lpfloat"
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mi_create_varobj_checked ldouble ldouble double "create local variable ldouble"
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mi_create_varobj_checked lpdouble lpdouble {double \*} "create local variable lpdouble"
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mi_create_varobj_checked lsimple lsimple "struct _simple_struct" "create local variable lsimple"
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mi_create_varobj_checked lpsimple lpsimple {struct _simple_struct \*} "create local variable lpsimple"
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mi_create_varobj_checked func func {void \(\*\)\((void|)\)} "create local variable func"
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# Test: c_variable-1.5
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# Desc: create lsimple.character
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mi_create_varobj_checked lsimple.character lsimple.character "char" \
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"create lsimple.character"
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# Test: c_variable-1.6
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# Desc: create lpsimple->integer
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mi_create_varobj_checked lsimple->integer lsimple->integer "int" \
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"create lsimple->integer"
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# Test: c_variable-1.7
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# Desc: create lsimple.integer
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mi_create_varobj_checked lsimple.integer lsimple.integer "int" \
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"create lsimple.integer"
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# Test: c_variable-1.9
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# Desc: create type name
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# Type names (like int, long, etc..) are all proper expressions to gdb.
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# make sure variable code does not allow users to create variables, though.
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mi_gdb_test "-var-create int * int" \
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"&\"Attempt to use a type name as an expression.\\\\n\".*\\^error,msg=\"-var-create: unable to create variable object\"" \
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"create int"
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##### #####
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# #
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# Value changed tests #
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# #
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##### #####
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# Test: c_variable-2.1
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# Desc: check whether values changed at do_block_tests
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\\\]" \
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"update all vars"
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# Step over "linteger = 1234;"
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set line_dlt_linteger [gdb_get_line_number "lpinteger = &linteger;"]
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mi_step_to "do_locals_tests" "" "var-cmd.c" $line_dlt_linteger "step at do_locals_test"
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# Test: c_variable-2.2
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# Desc: check whether only linteger changed values
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: linteger changed"
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# Step over "lpinteger = &linteger;"
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mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 1] "step at do_locals_tests (2)"
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# Test: c_variable-2.3
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# Desc: check whether only lpinteger changed
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: lpinteger changed"
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# Step over "lcharacter = 'a';"
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mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 2] "step at do_locals_tests (3)"
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# Test: c_variable-2.4
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# Desc: check whether only lcharacter changed
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: lcharacter changed"
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# Step over "lpcharacter = &lcharacter;"
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mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 3] "step at do_locals_tests (4)"
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# Test: c_variable-2.5
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# Desc: check whether only lpcharacter changed
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: lpcharacter changed"
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# Step over:
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# llong = 2121L;
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# lplong = &llong;
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# lfloat = 2.1;
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# lpfloat = &lfloat;
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# ldouble = 2.718281828459045;
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# lpdouble = &ldouble;
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# lsimple.integer = 1234;
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# lsimple.unsigned_integer = 255;
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# lsimple.character = 'a';
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mi_execute_to "exec-step 9" "end-stepping-range" "do_locals_tests" "" \
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"var-cmd.c" [expr $line_dlt_linteger + 12] "" "step at do_locals_tests (5)"
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# Test: c_variable-2.6
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# Desc: check whether llong, lplong, lfloat, lpfloat, ldouble, lpdouble, lsimple.integer,
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# lsimple.unsigned_character lsimple.integer lsimple.character changed
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpdouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lplong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: many changed"
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# Step over:
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# lsimple.signed_character = 21;
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# lsimple.char_ptr = &lcharacter;
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# lpsimple = &lsimple;
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# func = nothing;
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set line_dlt_4321 [gdb_get_line_number "linteger = 4321;"]
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mi_execute_to "exec-step 4" "end-stepping-range" "do_locals_tests" "" \
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"var-cmd.c" $line_dlt_4321 "" "step at do_locals_tests (6)"
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# Test: c_variable-2.7
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# Desc: check whether (lsimple.signed_character, lsimple.char_ptr) lpsimple, func changed
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"func\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpsimple\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: func and lpsimple changed"
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# Step over
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# linteger = 4321;
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# lcharacter = 'b';
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# llong = 1212L;
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# lfloat = 1.2;
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# ldouble = 5.498548281828172;
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# lsimple.integer = 255;
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# lsimple.unsigned_integer = 4321;
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# lsimple.character = 'b';
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mi_execute_to "exec-step 8" "end-stepping-range" "do_locals_tests" "" \
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"var-cmd.c" [expr $line_dlt_4321 + 8] "" "step at do_locals_tests (7)"
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# Test: c_variable-2.8
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# Desc: check whether linteger, lcharacter, llong, lfoat, ldouble, lsimple.integer,
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# lpsimple.integer lsimple.character changed
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# Note: this test also checks that lpsimple->integer and lsimple.integer have
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# changed (they are the same)
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: lsimple and others changed"
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###
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#
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# Test assignment to variables. More tests on assignment are in other files.
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#
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###
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mi_gdb_test "-var-assign global_simple 0" \
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"\\^error,msg=\"-var-assign: Variable object is not editable\"" \
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"assign to global_simple"
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mi_gdb_test "-var-assign linteger 3333" \
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"\\^done,value=\"3333\"" \
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"assign to linteger"
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# Allow lpcharacter to update, optionally. Because it points to a
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# char variable instead of a zero-terminated string, if linteger is
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# directly after it in memory the printed characters may appear to
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# change.
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set lpchar_update "\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\},"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[($lpchar_update)?\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: linteger changed after assign"
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mi_gdb_test "-var-assign linteger 3333" \
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"\\^done,value=\"3333\"" \
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"assign to linteger again, same value"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\\\]" \
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"update all vars: linteger not changed after same assign"
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mi_gdb_test "-var-evaluate-expression linteger" \
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"\\^done,value=\"3333\"" \
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"eval linteger"
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mi_gdb_test "-var-assign lpinteger \"&linteger + 3\"" \
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"\\^done,value=\"$hex\"" \
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"assign to lpinteger"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: lpinteger changed after assign"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\\\]" \
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"update all vars: no changes on second update"
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mi_gdb_test "-var-evaluate-expression lpinteger" \
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"\\^done,value=\"$hex\"" \
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"eval lpinteger"
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# reset the values to the original ones so that the rest of the file doesn't suffer.
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mi_gdb_test "-var-assign linteger 4321" \
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"\\^done,value=\"4321\"" \
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"assign to linteger"
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mi_gdb_test "-var-assign lpinteger &linteger" \
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"\\^done,value=\"$hex\"" \
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"assign to lpinteger"
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mi_gdb_test "-var-assign lcharacter 'z'" \
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"\\^done,value=\"122 'z'\"" \
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"assign to lcharacter"
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mi_gdb_test "-var-evaluate-expression lcharacter" \
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"\\^done,value=\"122 'z'\"" \
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"eval lcharacter"
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mi_gdb_test "-var-assign llong 1313L" \
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"\\^done,value=\"1313\"" \
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"assign to llong"
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mi_gdb_test "-var-evaluate-expression llong" \
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"\\^done,value=\"1313\"" \
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"eval llong"
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mi_gdb_test "-var-assign llong 1212L" \
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"\\^done,value=\"1212\"" \
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"assign to llong"
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mi_gdb_test "-var-assign lplong &llong+4" \
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"\\^done,value=\"$hex\"" \
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"assign to lplong"
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mi_gdb_test "-var-evaluate-expression lplong" \
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"\\^done,value=\"$hex\"" \
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"eval lplong"
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mi_gdb_test "-var-assign lplong &llong" \
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"\\^done,value=\"$hex\"" \
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"assign to lplong"
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mi_gdb_test "-var-assign lfloat 3.4567" \
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"\\^done,value=\"3.45.*\"" \
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"assign to lfloat"
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mi_gdb_test "-var-evaluate-expression lfloat" \
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"\\^done,value=\"3.45.*\"" \
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"eval lfloat"
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mi_gdb_test "-var-assign lfloat 1.2345" \
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"\\^done,value=\"1.23.*\"" \
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"assign to lfloat"
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mi_gdb_test "-var-assign lpfloat &lfloat+4" \
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"\\^done,value=\"$hex\"" \
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"assign to lpfloat"
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mi_gdb_test "-var-assign ldouble 5.333318284590435" \
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"\\^done,value=\"5.333318284590435\"" \
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"assign to ldouble"
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mi_gdb_test "-var-assign func do_block_tests" \
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"\\^done,value=\"$hex <do_block_tests>\"" \
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"assign to func"
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mi_gdb_test "-var-assign lsimple.character 'd'" \
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"\\^done,value=\"100 'd'\"" \
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"assign to lsimple.character"
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mi_gdb_test "-var-assign lsimple->integer 222" \
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"\\^done,value=\"222\"" \
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"assign to lsimple->integer"
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mi_gdb_test "-var-assign lsimple.integer 333" \
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"\\^done,value=\"333\"" \
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"assign to lsimple.integer"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=.*" \
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"var update"
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# Check that assignment of function and array values
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# promotes the assigned value to function pointer/data
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# pointer before comparing with the existing value,
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# and does not incorrectly make the value as changed.
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mi_gdb_test "-var-assign func do_block_tests" \
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"\\^done,value=\"$hex <do_block_tests>\"" \
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"assign same value to func"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\\\]" \
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"assign same value to func (update)"
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mi_gdb_test "-var-create array_ptr * array_ptr" \
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"\\^done,name=\"array_ptr\",numchild=\"1\",value=\"$hex <array>\",type=\"int \\*\",has_more=\"0\"" \
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"create global variable array_ptr"
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mi_gdb_test "-var-assign array_ptr array2" \
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"\\^done,value=\"$hex <array2>\"" \
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"assign array to pointer"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"array_ptr\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"assign array to pointer (update)"
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mi_gdb_test "-var-assign array_ptr array2" \
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"\\^done,value=\"$hex <array2>\"" \
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"assign same array to pointer"
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\\\]" \
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"assign same array to pointer (update)"
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######
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# End of assign tests
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#####
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set line_subroutine1_body [gdb_get_line_number "global_simple.integer = i + 3;"]
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mi_continue_to subroutine1
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# Test: c_variable-2.10
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# Desc: create variable for locals i,l in subroutine1
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mi_create_varobj_checked i i int "create i"
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mi_create_varobj_checked l l {long \*} "create l"
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# Test: c_variable-2.11
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# Desc: create do_locals_tests local in subroutine1
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mi_gdb_test "-var-create linteger * linteger" \
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"\\^error,msg=\"-var-create: unable to create variable object\"" \
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"create linteger"
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mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
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"var-cmd.c" [expr $line_subroutine1_body + 1] "step at subroutine1"
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# Test: c_variable-2.12
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# Desc: change global_simple.integer
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# Note: This also tests whether we are reporting changes in structs properly.
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# gdb normally would say that global_simple has changed, but we
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# special case that, since it is not what a human expects to
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# see.
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setup_xfail *-*-*
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\{FIXME: WHAT IS CORRECT HERE\}" \
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"update all vars: changed FIXME"
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clear_xfail *-*-*
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mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
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"var-cmd.c" [expr $line_subroutine1_body + 2] "step at subroutine1 (2)"
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# Test: c_variable-2.13
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# Desc: change subroutine1 local i
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"i\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: i changed"
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mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
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"var-cmd.c" [expr $line_subroutine1_body + 3] "step at subroutine1 (3)"
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# Test: c_variable-2.14
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# Desc: change do_locals_tests local llong
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: llong changed"
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set line_dlt_call_subroutine1 [gdb_get_line_number "subroutine1 (linteger, &llong);"]
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mi_next_to "do_locals_tests" "" "var-cmd.c" \
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[expr $line_dlt_call_subroutine1 + 1] "next out of subroutine1"
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# Test: c_variable-2.15
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# Desc: check for out of scope subroutine1 locals
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mi_gdb_test "-var-update *" \
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"\\^done,changelist=\\\[\{name=\"l\",in_scope=\"false\"\,type_changed=\"false\",has_more=\"0\"},\{name=\"i\",in_scope=\"false\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
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"update all vars: all now out of scope"
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# Done with locals/globals tests. Erase all variables
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#delete_all_variables
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mi_gdb_test "-var-delete global_simple" \
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"\\^done,ndeleted=\"1\"" \
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"delete var"
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mi_gdb_test "-var-delete linteger" \
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"\\^done,ndeleted=\"1\"" \
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"delete var linteger"
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mi_gdb_test "-var-delete lpinteger" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lpinteger"
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mi_gdb_test "-var-delete lcharacter" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lcharacter"
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mi_gdb_test "-var-delete lpcharacter" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lpcharacter"
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mi_gdb_test "-var-delete llong" \
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"\\^done,ndeleted=\"1\"" \
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"delete var llong"
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mi_gdb_test "-var-delete lplong" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lplong"
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mi_gdb_test "-var-delete lfloat" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lfloat"
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mi_gdb_test "-var-delete lpfloat" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lpfloat"
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mi_gdb_test "-var-delete ldouble" \
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"\\^done,ndeleted=\"1\"" \
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"delete var ldouble"
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mi_gdb_test "-var-delete lpdouble" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lpdouble"
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mi_gdb_test "-var-delete lsimple" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lsimple"
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mi_gdb_test "-var-delete lpsimple" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lpsimple"
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mi_gdb_test "-var-delete func" \
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"\\^done,ndeleted=\"1\"" \
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"delete var func"
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mi_gdb_test "-var-delete lsimple.character" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lsimple.character"
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mi_gdb_test "-var-delete lsimple->integer" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lsimple->integer"
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mi_gdb_test "-var-delete lsimple.integer" \
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"\\^done,ndeleted=\"1\"" \
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"delete var lsimple.integer"
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mi_gdb_test "-var-delete i" \
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"\\^done,ndeleted=\"1\"" \
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"delete var i"
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mi_gdb_test "-var-delete l" \
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"\\^done,ndeleted=\"1\"" \
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"delete var l"
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# Test whether we can follow the name of a variable through multiple
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# stack frames.
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mi_continue_to do_special_tests
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mi_gdb_test "-var-create selected_a @ a" \
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{\^done,name="selected_a",numchild="0",value=\".*\",type="int".*} \
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"create selected_a"
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mi_continue_to incr_a
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mi_gdb_test "-var-update selected_a" \
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"\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",type_changed=\"true\",new_type=\"char\",new_num_children=\"0\",has_more=\"0\"\}\\\]" \
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"update selected_a in incr_a"
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mi_next "step a line in incr_a"
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mi_next "return from incr_a to do_special_tests"
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mi_gdb_test "-var-update selected_a" \
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"\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",type_changed=\"true\",new_type=\"int\",new_num_children=\"0\",has_more=\"0\"\}\\\]" \
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"update selected_a in do_special_tests"
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if [is_remote host] {
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set filename ${testfile}
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} else {
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set filename ${binfile}
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}
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mi_gdb_test "-file-exec-and-symbols ${filename}" "\\^done" \
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"floating varobj invalidation"
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mi_delete_varobj selected_a "delete selected_a"
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mi_delete_varobj array_ptr "delete array_ptr"
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proc set_frozen {varobjs flag} {
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foreach v $varobjs {
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mi_gdb_test "-var-set-frozen $v $flag" \
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"\\^done" \
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"-var-set-frozen $v $flag"
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}
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}
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mi_prepare_inline_tests $srcfile
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mi_run_inline_test frozen
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mi_run_inline_test bitfield
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# Since the inline test framework does not really work with
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# function calls, first to inline tests and then do the reminder
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# manually.
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mi_run_inline_test floating
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set do_at_tests_callee_breakpoint [gdb_get_line_number "breakpoint inside callee"]
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mi_gdb_test "-break-insert var-cmd.c:$do_at_tests_callee_breakpoint" ".*" \
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"inside breakpoint inside callee"
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mi_execute_to "exec-continue" "breakpoint-hit" do_at_tests_callee "" ".*" ".*" \
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{ "" "disp=\"keep\"" } \
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"continue to where i is initialized"
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mi_varobj_update F {F} "update F inside callee"
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mi_check_varobj_value F 7 "check F inside callee"
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# Test whether bad varobjs crash GDB.
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# A varobj we fail to read during -var-update should be considered
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# out of scope.
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mi_gdb_test "-var-create null_ptr * **0" \
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{\^done,name="null_ptr",numchild="0",value=".*",type="int",has_more="0"} \
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"create null_ptr"
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# Allow this to succeed, if address zero is readable, although it
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# will not test what it was meant to. Most important is that GDB
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# does not crash.
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mi_gdb_test "-var-update null_ptr" \
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{\^done,changelist=\[.*\]} \
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"update null_ptr"
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mi_gdb_test "-var-delete null_ptr" \
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"\\^done,ndeleted=\"1\"" \
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"delete null_ptr"
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# When we fail to read a varobj created from a named variable,
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# we evaluate its type instead. Make sure that doesn't blow
|
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# up by trying to read it again. We can use _end when not running
|
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# the program to simulate an unreadable variable, if this platform
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# provides _end, but cope if it's missing.
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mi_gdb_test "kill" \
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{&"kill\\n".*\^done} \
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"kill program before endvar"
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mi_gdb_test "-var-create endvar * _end" \
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{(\^done,name="endvar",numchild="0",value=".*",type=".*"|\^error,msg=".*")} \
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"create endvar"
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# Allow this to succeed whether the value is readable, unreadable, or
|
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# missing. Most important is that GDB does not crash.
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mi_gdb_test "-var-update endvar" \
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{(\^done,changelist=\[.*\]|\^error,msg=".*not found")} \
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"update endvar"
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mi_gdb_test "-var-delete endvar" \
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{(\^done,ndeleted="1"|\^error,msg=".*not found")} \
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"delete endvar"
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mi_delete_breakpoints
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mi_runto do_locals_tests
|
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mi_create_varobj "L" "lsimple" "in-and-out-of-scope: create varobj"
|
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mi_check_varobj_value "L" "{...}" "in-and-out-of-scope: check initial value"
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mi_runto main
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mi_gdb_test "-var-update L" \
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{\^done,changelist=\[{name="L",in_scope="false",type_changed="false",has_more="0"}\]} \
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"in-and-out-of-scope: out of scope now"
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mi_gdb_test "-var-update L" \
|
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{\^done,changelist=\[]} \
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"in-and-out-of-scope: out of scope now, not changed"
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mi_continue_to do_locals_tests
|
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mi_gdb_test "-var-update L" \
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{\^done,changelist=\[{name="L",in_scope="true",type_changed="false",has_more="0"}\]} \
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"in-and-out-of-scope: in scope now"
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mi_gdb_test "-var-update L" \
|
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{\^done,changelist=\[\]} \
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"in-and-out-of-scope: in scope now, not changed"
|
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mi_gdb_exit
|
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return 0
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