gistfile1.txt

error: cannot find macro `compiler_error!` in this scope
  --> src/main.rs:56:1
   |
56 | / named!(ipparse<&[u8], IPv4Header>,
57 | |        do_parse!(verihl : two_nibbles ~
58 | |               tos : be_u8 ~
59 | |               length : u16!(true) ~
...  |
79 | |                   dest_addr : dst_addr,
80 | |               }}));
   | |___________________^ help: you could try the macro: `compile_error!`
   |
   = note: this error originates in a macro outside of the current crate