Unwrap used

Author: ehuss

src/abi.md

@@ -13,13 +13,9 @@ r[abi.used]
 ## The `used` attribute
 
 r[abi.used.intro]
-The *`used` attribute* can only be applied to [`static` items]. This [attribute] forces the
-compiler to keep the variable in the output object file (.o, .rlib, etc. excluding final binaries)
-even if the variable is not used, or referenced, by any other item in the crate.
-However, the linker is still free to remove such an item.
+The *`used` attribute* can only be applied to [`static` items]. This [attribute] forces the compiler to keep the variable in the output object file (.o, .rlib, etc. excluding final binaries) even if the variable is not used, or referenced, by any other item in the crate. However, the linker is still free to remove such an item.
 
-Below is an example that shows under what conditions the compiler keeps a `static` item in the
-output object file.
+Below is an example that shows under what conditions the compiler keeps a `static` item in the output object file.
 
 ``` rust
 // foo.rs