len = p->arg - start;
- regname = alloca (len + gdb_reg_prefix_len + gdb_reg_suffix_len + 1);
+ regname = (char *) alloca (len + gdb_reg_prefix_len + gdb_reg_suffix_len + 1);
regname[0] = '\0';
/* We only add the GDB's register prefix/suffix if we are dealing with