Looks like this function changed upstream, so it needs to be adjusted
for when used by libstd.

…unctions with a `const` modifier

Fixes rust-lang#66638

… atomics

… r=oli-obk

Const prop should finish propagation into user defined variables

Fixes rust-lang#66638

~~Temporarily rebased on top of rust-lang#67015 to get those fixes.~~

r? @oli-obk

Require stable/unstable annotations for the constness of all stable fns with a const modifier

r? @RalfJung @Centril

Every `#[stable]` const fn now needs either a `#[rustc_const_unstable]` attribute or a `#[rustc_const_stable]` attribute. You can't silently stabilize the constness of a function anymore.

…ly, r=alexcrichton

Remove i686-unknown-dragonfly target

DragonFly BSD removed support for i386 a while ago. It only supports x86_64 right now.

…lan-DPC

Fix signature of `__wasilibc_find_relpath`

Looks like this function changed upstream, so it needs to be adjusted
for when used by libstd.

Fix example code of OpenOptions::open

The example didn't set the access mode flag, which resulted in an `Err(InvalidInput)`.

r? @steveklabnik