yjshen opened a new pull request, #2198:
URL: https://github.com/apache/arrow-datafusion/pull/2198
# Which issue does this PR close?
<!--
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Closes #.
# Rationale for this change
Encounter the need for nightly while running `datafusion-cli`, pin
`lock_api` version to `0.4.6` could fix.
```
error[E0658]: trait bounds other than `Sized` on const fn parameters are
unstable
-->
/Users/shenyijie/.cargo/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.7/src/mutex.rs:150:6
|
150 | impl<R: RawMutex, T> Mutex<R, T> {
| ^
...
154 | pub const fn new(val: T) -> Mutex<R, T> {
| --------------------------------------- function declared as const
here
|
= note: see issue #93706
<https://github.com/rust-lang/rust/issues/93706> for more information
= help: add `#![feature(const_fn_trait_bound)]` to the crate attributes
to enable
error[E0658]: trait bounds other than `Sized` on const fn parameters are
unstable
-->
/Users/shenyijie/.cargo/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.7/src/remutex.rs:231:6
|
231 | impl<R: RawMutex, G: GetThreadId, T> ReentrantMutex<R, G, T> {
| ^
...
235 | pub const fn new(val: T) -> ReentrantMutex<R, G, T> {
| --------------------------------------------------- function
declared as const here
|
= note: see issue #93706
<https://github.com/rust-lang/rust/issues/93706> for more information
= help: add `#![feature(const_fn_trait_bound)]` to the crate attributes
to enable
error[E0658]: trait bounds other than `Sized` on const fn parameters are
unstable
-->
/Users/shenyijie/.cargo/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.7/src/remutex.rs:231:19
|
231 | impl<R: RawMutex, G: GetThreadId, T> ReentrantMutex<R, G, T> {
| ^
...
235 | pub const fn new(val: T) -> ReentrantMutex<R, G, T> {
| --------------------------------------------------- function
declared as const here
|
= note: see issue #93706
<https://github.com/rust-lang/rust/issues/93706> for more information
= help: add `#![feature(const_fn_trait_bound)]` to the crate attributes
to enable
error[E0658]: trait bounds other than `Sized` on const fn parameters are
unstable
-->
/Users/shenyijie/.cargo/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.7/src/rwlock.rs:367:6
|
367 | impl<R: RawRwLock, T> RwLock<R, T> {
| ^
...
371 | pub const fn new(val: T) -> RwLock<R, T> {
| ---------------------------------------- function declared as
const here
|
= note: see issue #93706
<https://github.com/rust-lang/rust/issues/93706> for more information
= help: add `#![feature(const_fn_trait_bound)]` to the crate attributes
to enable
For more information about this error, try `rustc --explain E0658`.
```
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