error[E0554]: #![feature] may not be used on the stable release channel
--> src/main.rs:1:1
|
1 | #![feature(const_fn)]
| ^^^^^^^^^^^^^^^^^^^^^
error[E0554]: #![feature] may not be used on the stable release channel
--> src/main.rs:2:1
|
2 | #![feature(cfg_target_feature, target_feature, stdsimd)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
with version 1.34.0-nightly (c1d2d83ca 2019-03-01)
error[E0019]: constant function contains unimplemented expression type
--> src/combinators.rs:245:12
|
245 | return c == '\t' as u8 || (c > 31 && c != 127);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error[E0019]: constant function contains unimplemented expression type
--> src/combinators.rs:251:14
|
251 | return !(c <= 32 || c >= 127 || c == '(' as u8 || c == ')' as u8 || c == '<' as u8
| ^^^^^^^^^^^^^^^^^^^
with stable rustc 1.33.0
with version 1.34.0-nightly (c1d2d83ca 2019-03-01)