/* RTL expression ("rtx"). */
struct GTY((chain_next ("RTX_NEXT (&%h)"),
- chain_prev ("RTX_PREV (&%h)"), variable_size)) rtx_def {
+ chain_prev ("RTX_PREV (&%h)"))) rtx_def {
/* The kind of expression this is. */
ENUM_BITFIELD(rtx_code) code: 16;
for a variable number of things. The principle use is inside
PARALLEL expressions. */
-struct GTY((variable_size)) rtvec_def {
+struct GTY(()) rtvec_def {
int num_elem; /* number of elements */
rtx GTY ((length ("%h.num_elem"))) elem[1];
};