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```
error[E0401]: can't use generic parameters from outer item
--> $DIR/const-param-from-outer-fn.rs:3:9
|
LL | fn foo<const X: u32>() {
| - const parameter from outer item
LL | fn bar() -> u32 {
| --- generic parameter used in this inner function
LL | X
| ^ use of generic parameter from outer item
|
help: try introducing a local generic parameter here
|
LL | fn bar<X>() -> u32 {
| +++
```