| error[E0015]: cannot call non-const operator in constant functions |
| --> $DIR/issue-94675.rs:11:17 |
| | |
| LL | self.bar[0] = baz.len(); |
| | ^^^ |
| | |
| note: impl defined here, but it is not `const` |
| --> $SRC_DIR/alloc/src/vec/mod.rs:LL:COL |
| = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants |
| help: add `#![feature(effects)]` to the crate attributes to enable |
| | |
| LL + #![feature(effects)] |
| | |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0015`. |