Merge pull request #98 from rust-lang-nursery/guide-extern-c

guide: use "C" in `extern` items
rust-lang · Nov 13, 2017 · 35bff4c · 35bff4c
2 parents 25c7856 + 4164de4
commit 35bff4c
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/guide/items.md b/guide/items.md
@@ -256,3 +256,9 @@ where
  body
 }
 ```
+
+### extern items
+
+When writing extern items (such as `extern "C" fn`), always be explicit about
+the ABI. For example, write `extern "C" fn foo ...`, not `extern fn foo ...`, or
+`extern "C" { ... }.