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authorJim Kingdon <jkingdon@engr.sgi.com>1991-04-26 23:00:32 +0000
committerJim Kingdon <jkingdon@engr.sgi.com>1991-04-26 23:00:32 +0000
commit3577f9b46989f9e27093b62beaf4c0511183666d (patch)
tree05de12788526c8fc1af8ce187a89ad321f6f66db /gdb/printcmd.c
parent5f00ca54afeb7353ad97add734caad787b5583cc (diff)
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* printcmd.c (x_command): Dereference references.
* printcmd.c (print_command_1): Add if (objectprint) code.
Diffstat (limited to 'gdb/printcmd.c')
-rw-r--r--gdb/printcmd.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/gdb/printcmd.c b/gdb/printcmd.c
index 663bfcd..3442e58 100644
--- a/gdb/printcmd.c
+++ b/gdb/printcmd.c
@@ -621,10 +621,30 @@ print_command_1 (exp, inspect, voidprint)
if (exp && *exp)
{
+ extern int objectprint;
+ struct type *type;
expr = parse_c_expression (exp);
old_chain = make_cleanup (free_current_contents, &expr);
cleanup = 1;
val = evaluate_expression (expr);
+
+ /* C++: figure out what type we actually want to print it as. */
+ type = VALUE_TYPE (val);
+
+ if (objectprint
+ && (TYPE_CODE (type) == TYPE_CODE_PTR
+ || TYPE_CODE (type) == TYPE_CODE_REF)
+ && TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_STRUCT)
+ {
+ value v;
+
+ v = value_from_vtable_info (val, TYPE_TARGET_TYPE (type));
+ if (v != 0)
+ {
+ val = v;
+ type = VALUE_TYPE (val);
+ }
+ }
}
else
val = access_value_history (0);
@@ -853,6 +873,8 @@ x_command (exp, from_tty)
*exp = 0;
old_chain = make_cleanup (free_current_contents, &expr);
val = evaluate_expression (expr);
+ if (TYPE_CODE (VALUE_TYPE (val)) == TYPE_CODE_REF)
+ val = value_ind (val);
/* In rvalue contexts, such as this, functions are coerced into
pointers to functions. This makes "x/i main" work. */
if (/* last_format == 'i'
@@ -958,7 +980,9 @@ ptype_command (typename, from_tty)
(struct symtab **)NULL);
if (sym == 0)
{
- whatis_exp (typename, 1 /* FIXME: right? */);
+ /* It's not the name of a type, either VAR_NAMESPACE
+ or STRUCT_NAMESPACE, so it must be an expression. */
+ whatis_exp (typename, 1);
return;
}
printf_filtered ("No type named %s, but there is a ",