Rust leadership council member, Rust library team lead, Author of Rust Atomics and Locks, Founder of Fusion Engineering and Hexcat
- Netherlands
- https://marabos.nl/
- @m_ou_se
- @Mara@hachyderm.io
Sponsors
Pinned Loading
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rust-lang/rust
rust-lang/rust PublicEmpowering everyone to build reliable and efficient software.
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rust-atomics-and-locks
rust-atomics-and-locks PublicCode examples, data structures, and links from my book, Rust Atomics and Locks.
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linux-futex
linux-futex PublicRust interface for Linux futexes, the fast user-space locking primitive.
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git-prompt-path
git-prompt-path PublicDisplay git information next to every path component in your prompt.
362 contributions in the last year
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Contribution activity
April 2025
Created 51 commits in 6 repositories
Created a pull request in rust-lang/rust that received 18 comments
Don't allow flattened format_args in const.
Fixes #139136
Fixes #139621
We allow format_args!("a")
in const, but don't allow any format_args with arguments in const, such as format_args!("{}"…
+8
−1
lines changed
•
18
comments
Opened 12 other pull requests in 4 repositories
rust-lang/rust
3
merged
2
open
2
closed
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Remove (now unused) #[rustc_macro_edition_2021] attribute
This contribution was made on Apr 20
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Change proc_macro::Span::byte_range -> byte_offset.
This contribution was made on Apr 16
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Stabilize proc_macro::Span::{start,end,line,column}.
This contribution was made on Apr 15
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Proc macro span API redesign: Replace proc_macro::SourceFile by Span::{file, local_file}
This contribution was made on Apr 11
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Remove unnecessary
mut
in test.This contribution was made on Apr 10 -
Rollup of 6 pull requests
This contribution was made on Apr 3
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Remove 'simple array' lowering of format_args!() for >1 args.
This contribution was made on Apr 1
rustnl/rustnl2025
2
merged
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Add covid policy for all-hands/unconf.
This contribution was made on Apr 11
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Add clear location info to all hands and unconf pages.
This contribution was made on Apr 11
rust-lang/www.rust-lang.org
2
merged
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Deploy website
This contribution was made on Apr 5
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Update social media: twitter -> bluesky.
This contribution was made on Apr 5
rust-lang/blog.rust-lang.org
1
merged
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Social media links: twitter -> bluesky.
This contribution was made on Apr 5
Reviewed 10 pull requests in 3 repositories
rust-lang/rust
7 pull requests
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Initial support for dynamically linked crates
This contribution was made on Apr 16
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Implement
pin!()
usingsuper let
This contribution was made on Apr 10 -
Allow storing format_args!() in variable or const
This contribution was made on Apr 9
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Bump boostrap compiler to new beta
This contribution was made on Apr 6
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Allow spawning threads after TLS destruction
This contribution was made on Apr 4
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Implement
super let
This contribution was made on Apr 2 -
Experimental feature gate for
super let
This contribution was made on Apr 2
rust-lang/blog.rust-lang.org
2 pull requests
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the directory got moved
This contribution was made on Apr 3
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Mention AdaCore regarding FLS and strike "donation"
This contribution was made on Apr 2
rust-lang/miri
1 pull request
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Implement FreeBSD syscall _umtx_op for futex support
This contribution was made on Apr 1
Created an issue in rust-lang/rust that received 11 comments
panic!() with formatting arguments sometimes accepted in const
This issue is a combination of three things:
fn panic_fmt
is marked with #[rustc_do_not_const_check]
and fully relies on format_args!()
with any …
11
comments
Opened 5 other issues in 2 repositories
rust-lang/rust
4
open
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Tracking Issue for #[export] (RFC 3435)
This contribution was made on Apr 16
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Naming of proc_macro::Span::local_file()
This contribution was made on Apr 16
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Thousands of /tmp/rustdoctest* directories
This contribution was made on Apr 16
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rust-analyzer --stage=1 mixes incompatible proc_macro server and client
This contribution was made on Apr 14
rust-lang/leadership-council
1
open
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Update on all-hands
This contribution was made on Apr 10