CLEAR_HARD_REG_SET (clobbered_regs);
for (tail = clobbers; tail; tail = TREE_CHAIN (tail))
{
- const char *regname = TREE_STRING_POINTER (TREE_VALUE (tail));
+ const char *regname;
+
+ if (TREE_VALUE (tail) == error_mark_node)
+ return;
+ regname = TREE_STRING_POINTER (TREE_VALUE (tail));
i = decode_reg_name (regname);
if (i >= 0 || i == -4)