add Reddit link

[web.git] / personal / _posts / 2016-01-09-the-scope-of-unsafe.md

diff --git a/personal/_posts/2016-01-09-the-scope-of-unsafe.md b/personal/_posts/2016-01-09-the-scope-of-unsafe.md
index ec9fde019657d3b7ba456f78b7c5946af4dd7916..967b4a3e1b907d590bb661117b79488b1cda3f91 100644 (file)
--- a/personal/_posts/2016-01-09-the-scope-of-unsafe.md
+++ b/personal/_posts/2016-01-09-the-scope-of-unsafe.md
@@ -2,6 +2,8 @@
 title: The Scope of Unsafe
 categories: research rust
 reddit: /rust/comments/4065l2/the_scope_of_unsafe/
 title: The Scope of Unsafe
 categories: research rust
 reddit: /rust/comments/4065l2/the_scope_of_unsafe/

+license: CC BY-SA 4.0
+license-url: https://creativecommons.org/licenses/by-sa/4.0/

 ---
 
 I'd like to talk about an important aspect of dealing with unsafe code, that still regularly seems to catch people on the wrong foot:
 ---
 
 I'd like to talk about an important aspect of dealing with unsafe code, that still regularly seems to catch people on the wrong foot:


@@ -14,7 +16,7 @@ What I am saying is that the scope of `unsafe` is larger than the `unsafe` block
 It turns out that the underlying reason for this observation is also a nice illustration for the concept of *semantic types* that comes up in my [work on formalizing Rust]({% post_url 2015-10-12-formalizing-rust %}) (or rather, its type system).
 Finally, this discussion will once again lead us to realize that we rely on our type systems to provide much more than just type safety.
 
 It turns out that the underlying reason for this observation is also a nice illustration for the concept of *semantic types* that comes up in my [work on formalizing Rust]({% post_url 2015-10-12-formalizing-rust %}) (or rather, its type system).
 Finally, this discussion will once again lead us to realize that we rely on our type systems to provide much more than just type safety.
 

-**Update (Jan 11th):** Clarified the role of privacy; argued why `evil` is the problem.
+**Update (2016-01-11):** Clarified the role of privacy; argued why `evil` is the problem.

 
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