/* Handle tokens that refer to machine registers:
$ followed by a register name. */
for (i = 0; i < NUM_REGS; i++)
- if (str.length - 1 == strlen (reg_names[i])
+ if (reg_names[i] && str.length - 1 == strlen (reg_names[i])
&& STREQN (str.ptr + 1, reg_names[i], str.length - 1))
{
goto handle_register;
}
for (i = 0; i < num_std_regs; i++)
- if (str.length - 1 == strlen (std_regs[i].name)
+ if (std_regs[i].name && str.length - 1 == strlen (std_regs[i].name)
&& STREQN (str.ptr + 1, std_regs[i].name, str.length - 1))
{
i = std_regs[i].regnum;