error[E0381]: borrow of possibly-uninitialized variable: `cfg_res` | |
--> $DIR/try-block-opt-init.rs:15:5 | |
| | |
LL | assert_eq!(cfg_res, 5); | |
| ^^^^^^^^^^^^^^^^^^^^^^^ use of possibly-uninitialized `cfg_res` | |
| | |
= note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0381`. |