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authorJan Kratochvil <jan.kratochvil@redhat.com>2011-07-27 19:31:30 +0000
committerJan Kratochvil <jan.kratochvil@redhat.com>2011-07-27 19:31:30 +0000
commit18a46dbee88ecb499c299673eb50a4d9cdaaefaa (patch)
tree652ba8ac5279f521de7b34f86a010738355cc38a /gdb
parentbb7da2bfb5d890bdb01a15ed46a64011fc08d812 (diff)
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2011-07-27 Jan Kratochvil <jan.kratochvil@redhat.com> Pedro Alves <pedro@codesourcery.com> * eval.c (evaluate_subexp_standard): Remove not_lval from all calls of value_one. * valops.c (value_one): Remove parameter lv. Do not pass it to itself. Assert the result kind. * value.h (value_one): Remove parameter lv.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog9
-rw-r--r--gdb/eval.c10
-rw-r--r--gdb/valops.c10
-rw-r--r--gdb/value.h2
4 files changed, 21 insertions, 10 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 27b5a33..1320db8 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,4 +1,13 @@
2011-07-27 Jan Kratochvil <jan.kratochvil@redhat.com>
+ Pedro Alves <pedro@codesourcery.com>
+
+ * eval.c (evaluate_subexp_standard): Remove not_lval from all calls of
+ value_one.
+ * valops.c (value_one): Remove parameter lv. Do not pass it to itself.
+ Assert the result kind.
+ * value.h (value_one): Remove parameter lv.
+
+2011-07-27 Jan Kratochvil <jan.kratochvil@redhat.com>
Fix crash on lval_computed values.
* valops.c (value_zero): Use not_lval for lval_computed.
diff --git a/gdb/eval.c b/gdb/eval.c
index 57a871f..c1c0280 100644
--- a/gdb/eval.c
+++ b/gdb/eval.c
@@ -2198,7 +2198,7 @@ evaluate_subexp_standard (struct type *expect_type,
{
struct value *v_one, *retval;
- v_one = value_one (value_type (arg2), not_lval);
+ v_one = value_one (value_type (arg2));
binop_promote (exp->language_defn, exp->gdbarch, &arg1, &v_one);
retval = value_binop (arg1, v_one, op);
return retval;
@@ -2742,7 +2742,7 @@ evaluate_subexp_standard (struct type *expect_type,
{
struct value *tmp = arg1;
- arg2 = value_one (value_type (arg1), not_lval);
+ arg2 = value_one (value_type (arg1));
binop_promote (exp->language_defn, exp->gdbarch, &tmp, &arg2);
arg2 = value_binop (tmp, arg2, BINOP_ADD);
}
@@ -2766,7 +2766,7 @@ evaluate_subexp_standard (struct type *expect_type,
{
struct value *tmp = arg1;
- arg2 = value_one (value_type (arg1), not_lval);
+ arg2 = value_one (value_type (arg1));
binop_promote (exp->language_defn, exp->gdbarch, &tmp, &arg2);
arg2 = value_binop (tmp, arg2, BINOP_SUB);
}
@@ -2792,7 +2792,7 @@ evaluate_subexp_standard (struct type *expect_type,
{
struct value *tmp = arg1;
- arg2 = value_one (value_type (arg1), not_lval);
+ arg2 = value_one (value_type (arg1));
binop_promote (exp->language_defn, exp->gdbarch, &tmp, &arg2);
arg2 = value_binop (tmp, arg2, BINOP_ADD);
}
@@ -2819,7 +2819,7 @@ evaluate_subexp_standard (struct type *expect_type,
{
struct value *tmp = arg1;
- arg2 = value_one (value_type (arg1), not_lval);
+ arg2 = value_one (value_type (arg1));
binop_promote (exp->language_defn, exp->gdbarch, &tmp, &arg2);
arg2 = value_binop (tmp, arg2, BINOP_SUB);
}
diff --git a/gdb/valops.c b/gdb/valops.c
index ee05d73..cd40c22 100644
--- a/gdb/valops.c
+++ b/gdb/valops.c
@@ -864,10 +864,10 @@ value_zero (struct type *type, enum lval_type lv)
return val;
}
-/* Create a value of numeric type TYPE that is one, and return it. */
+/* Create a not_lval value of numeric type TYPE that is one, and return it. */
struct value *
-value_one (struct type *type, enum lval_type lv)
+value_one (struct type *type)
{
struct type *type1 = check_typedef (type);
struct value *val;
@@ -901,7 +901,7 @@ value_one (struct type *type, enum lval_type lv)
val = allocate_value (type);
for (i = 0; i < high_bound - low_bound + 1; i++)
{
- tmp = value_one (eltype, lv);
+ tmp = value_one (eltype);
memcpy (value_contents_writeable (val) + i * TYPE_LENGTH (eltype),
value_contents_all (tmp), TYPE_LENGTH (eltype));
}
@@ -911,7 +911,9 @@ value_one (struct type *type, enum lval_type lv)
error (_("Not a numeric type."));
}
- VALUE_LVAL (val) = lv;
+ /* value_one result is never used for assignments to. */
+ gdb_assert (VALUE_LVAL (val) == not_lval);
+
return val;
}
diff --git a/gdb/value.h b/gdb/value.h
index 3bcd839..960384e 100644
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -615,7 +615,7 @@ extern struct value *value_dynamic_cast (struct type *type, struct value *arg);
extern struct value *value_zero (struct type *type, enum lval_type lv);
-extern struct value *value_one (struct type *type, enum lval_type lv);
+extern struct value *value_one (struct type *type);
extern struct value *value_repeat (struct value *arg1, int count);