From 5f00ca54afeb7353ad97add734caad787b5583cc Mon Sep 17 00:00:00 2001 From: Jim Kingdon Date: Fri, 26 Apr 1991 22:59:54 +0000 Subject: [PATCH] * eval.c (evaluate_subexp, case UNOP_LOGNOT): If following opcode is OP_SCOPE, give an error. * eval.c (evaluate_subexp): Pass third arg to lookup_struct_elt_type. * eval.c (evaluate_subexp), values.c (value_virtual_fn_field): Don't bother to do anything with return value from fill_in_vptr_fieldno. * eval.c (evaluate_subexp): If value_static_field returns NULL, give an error. --- gdb/eval.c | 27 ++++++++++++++++++++------- 1 file changed, 20 insertions(+), 7 deletions(-) diff --git a/gdb/eval.c b/gdb/eval.c index 0cf5cbf..34196e2 100644 --- a/gdb/eval.c +++ b/gdb/eval.c @@ -17,6 +17,7 @@ You should have received a copy of the GNU General Public License along with GDB; see the file COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include #include "defs.h" #include "param.h" #include "symtab.h" @@ -160,8 +161,11 @@ evaluate_subexp (expect_type, exp, pos, noside) tem = strlen (&exp->elts[pc + 2].string); (*pos) += 3 + ((tem + sizeof (union exp_element)) / sizeof (union exp_element)); - return value_static_field (exp->elts[pc + 1].type, + arg1 = value_static_field (exp->elts[pc + 1].type, &exp->elts[pc + 2].string, -1); + if (arg1 == NULL) + error ("There is no field named %s", &exp->elts[pc + 2].string); + return arg1; case OP_LONG: (*pos) += 3; @@ -272,6 +276,7 @@ evaluate_subexp (expect_type, exp, pos, noside) arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); fnptr = (int) value_as_long (arg1); + /* FIXME-tiemann: this is way obsolete. */ if (fnptr < 128) { struct type *basetype; @@ -291,8 +296,7 @@ evaluate_subexp (expect_type, exp, pos, noside) struct type *fntype = lookup_pointer_type (TYPE_FN_FIELD_TYPE (f, j)); if (TYPE_VPTR_FIELDNO (basetype) < 0) - TYPE_VPTR_FIELDNO (basetype) - = fill_in_vptr_fieldno (basetype); + fill_in_vptr_fieldno (basetype); VALUE_TYPE (base) = basetype; vtbl = value_field (base, TYPE_VPTR_FIELDNO (basetype)); @@ -413,7 +417,8 @@ evaluate_subexp (expect_type, exp, pos, noside) goto nosideret; if (noside == EVAL_AVOID_SIDE_EFFECTS) return value_zero (lookup_struct_elt_type (VALUE_TYPE (arg1), - &exp->elts[pc + 1].string), + &exp->elts[pc + 1].string, + 1), lval_memory); else { @@ -431,7 +436,8 @@ evaluate_subexp (expect_type, exp, pos, noside) if (noside == EVAL_AVOID_SIDE_EFFECTS) return value_zero (lookup_struct_elt_type (TYPE_TARGET_TYPE (VALUE_TYPE (arg1)), - &exp->elts[pc + 1].string), + &exp->elts[pc + 1].string, + 1), lval_memory); else { @@ -725,11 +731,18 @@ evaluate_subexp (expect_type, exp, pos, noside) return value_neg (arg1); case UNOP_LOGNOT: + /* C++: check for and handle destructor names. */ + op = exp->elts[*pos].opcode; + + /* FIXME-tiemann: this is a cop-out. */ + if (op == OP_SCOPE) + error ("destructor in eval"); + arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); if (noside == EVAL_SKIP) goto nosideret; - if (unop_user_defined_p (op, arg1)) - return value_x_unop (arg1, op); + if (unop_user_defined_p (UNOP_LOGNOT, arg1)) + return value_x_unop (arg1, UNOP_LOGNOT); else return value_lognot (arg1); -- 2.7.4