binutils-gdb/gdb/testsuite/gdb.mi/mi-var-cp.cc

262 lines
7.1 KiB
C++

/* Copyright 2006-2016 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
void reference_update_tests ()
{
/*: BEGIN: reference_update :*/
int x = 167;
/*: mi_create_varobj "RX" "rx" "create varobj for rx" :*/
int& rx = x;
/*: mi_varobj_update RX {RX} "update RX (1)"
mi_check_varobj_value RX 167 "check RX: expect 167"
:*/
x = 567;
/*: mi_varobj_update RX {RX} "update RX (2)"
mi_check_varobj_value RX 567 "check RX: expect 567"
:*/
x = 567;
/*: mi_varobj_update RX {} "update RX (3)"
mi_delete_varobj RX "delete RX"
:*/
/* Dummy assignment to keep 'x' in scope. */
x = 444;
/*: END: reference_update :*/
}
struct S { int i; int j; };
struct S2 : S {};
int base_in_reference_test (S2& s2)
{
/*: BEGIN: base_in_reference :*/
return s2.i;
/*:
mi_create_varobj "S2" "s2" "create varobj for s2"
mi_list_varobj_children "S2" {
{"S2.S" "S" "1" "S"}
} "list children of s2"
mi_list_varobj_children "S2.S" {
{"S2.S.public" "public" "2"}
} "list children of s2.s"
mi_list_varobj_children "S2.S.public" {
{"S2.S.public.i" "i" "0" "int"}
{"S2.S.public.j" "j" "0" "int"}
} "list children of s2.s.public"
mi_check_varobj_value "S2.S.public.i" "67" "check S2.S.public.i"
mi_check_varobj_value "S2.S.public.j" "89" "check S2.S.public.j"
mi_delete_varobj S2 "delete S2"
:*/
/*: END: base_in_reference :*/
}
void base_in_reference_test_main ()
{
S2 s;
s.i = 67;
s.j = 89;
base_in_reference_test (s);
}
int reference_to_pointer ()
{
/*: BEGIN: reference_to_pointer :*/
S s, *ptr_s, *& rptr_s = ptr_s;
s.i = 67;
s.j = 89;
ptr_s = &s;
/*:
mi_create_varobj RPTR rptr_s "create varobj for rptr_s"
mi_list_varobj_children RPTR {{RPTR.public public 2}} \
"list public child of RPTR"
mi_list_varobj_children RPTR.public \
{{RPTR.public.i i 0 int}
{RPTR.public.j j 0 int}} "list children of reference to pointer"
mi_check_varobj_value RPTR.public.i 67 "check i member"
mi_check_varobj_value RPTR.public.j 89 "check j member"
mi_delete_varobj RPTR "delete RPTR"
:*/
return 99;
/*: END: reference_to_pointer :*/
}
int reference_to_struct ()
{
/*: BEGIN: reference_to_struct :*/
S s = {7, 8};
S& r = s;
/*:
mi_create_varobj S s "create varobj for s"
mi_create_varobj R r "create varobj for s"
mi_gdb_test "-var-show-attributes S" \
"\\^done,attr=\"noneditable\"" \
"check attributes of S"
mi_gdb_test "-var-show-attributes R" \
"\\^done,attr=\"noneditable\"" \
"check attributes of R"
:*/
s.i = 56;
/*: mi_varobj_update * [] "-var-update should not list structure varobjs"
:*/
return 99;
/*: END: reference_to_struct :*/
}
struct Base1
{
int i;
};
struct Base2
{
int i;
};
struct Derived : public Base1, public Base2
{
int i;
};
/* Test for the -var-info-path-expression command. Although
said command is not specific to C++, it's of more importance
to C++ than to C, so we test it in mi-var-cp test. */
int path_expression ()
{
/*: BEGIN: path_expression :*/
int i = 10;
int *ip = &i;
/*: mi_create_varobj IP ip "create varobj for ip"
mi_list_varobj_children IP {{IP.\\*ip \\*ip 0 int}} "list children of IP"
mi_gdb_test "-var-info-path-expression IP.*ip" \
"\\^done,path_expr=\"\\*\\(ip\\)\"" \
"-var-info-path-expression IP.*ip"
:*/
Derived d;
Derived *dp = &d;
/*: mi_create_varobj DP dp "create varobj for dp"
mi_list_varobj_children DP \
{{DP.Base1 Base1 1 Base1} \
{DP.Base2 Base2 1 Base2} \
{DP.public public 1}} "list children of DP"
mi_gdb_test "-var-info-path-expression DP.Base1" \
"\\^done,path_expr=\"\\(\\*\\(class Base1\\*\\) dp\\)\"" \
"-var-info-path-expression DP.Base1"
mi_list_varobj_children DP.public { \
{DP.public.i i 0 int} \
} "list children of DP.public"
mi_gdb_test "-var-info-path-expression DP.public.i" \
"\\^done,path_expr=\"\\(\\(dp\\)->i\\)\"" \
"-var-info-path-expression DP.public.i"
mi_list_varobj_children DP.Base1 { \
{DP.Base1.public public 1} \
} "list children of DP.Base1"
mi_list_varobj_children DP.Base1.public { \
{DP.Base1.public.i i 0 int} \
} "list children of DP.Base1.public"
mi_gdb_test "-var-info-path-expression DP.Base1.public.i" \
"\\^done,path_expr=\"\\(\\(\\(\\*\\(class Base1\\*\\) dp\\)\\).i\\)\"" \
"-var-info-path-expression DP.Base1.public.i"
mi_gdb_test "-var-info-path-expression DP.public" \
"\\^done,path_expr=\"\"" \
"-var-info-path-expression DP.public"
mi_create_varobj D d "create varobj for d"
mi_list_varobj_children D \
{{D.Base1 Base1 1 Base1} \
{D.Base2 Base2 1 Base2} \
{D.public public 1}} "list children of D"
mi_gdb_test "-var-info-path-expression D.Base1" \
"\\^done,path_expr=\"\\(\\(class Base1\\) d\\)\"" \
"-var-info-path-expression D.Base1"
:*/
int array[4] = {1,2,3};
array[3] = 10;
/*: mi_create_varobj A array "create varobj for array"
mi_list_varobj_children A { \
{A.0 0 0 int}
{A.1 1 0 int}
{A.2 2 0 int}
{A.3 3 0 int}} "list children of A"
mi_gdb_test "-var-info-path-expression A.2" \
"\\^done,path_expr=\"\\(array\\)\\\[2\\\]\"" \
"-var-info-path-expression A.2"
:*/
return 99;
/*: END: path_expression :*/
}
class Anonymous
{
public:
struct { /* index: 0 */
int b;
};
struct { /* index: 1 */
int c;
};
struct { /* index: 2 */
int d;
struct { /* index: 1 */
int e;
struct { /* index: 0 */
int f;
union { /* index: 0 */
int g;
char h;
};
};
union { /* index: 0 */
int i;
char j;
};
};
};
};
/* Test anonymous structs and unions. */
int
anonymous_structs_and_unions (void)
{
Anonymous a;
a.b = 1;
a.c = 2;
a.d = 3;
a.e = 4;
a.f = 5;
a.g = 6;
a.h = '7';
a.i = 8;
a.j = '8';
return 0; /* anonymous_structs_and_unions */
}
int main ()
{
reference_update_tests ();
base_in_reference_test_main ();
reference_to_pointer ();
reference_to_struct ();
path_expression ();
anonymous_structs_and_unions ();
return 0;
}