review nits

Author: steveklabnik

src/doc/rustc/src/codegen-options/index.md

@@ -99,7 +99,7 @@ flag will turn that behavior off.
 ## no-vectorize-slp
 
 By default, `rustc` will attempt to vectorize loops using [superword-level
-parallism](https://llvm.org/docs/Vectorizers.html#the-slp-vectorizer). This
+parallelism](https://llvm.org/docs/Vectorizers.html#the-slp-vectorizer). This
 flag will turn that behavior off.
 
 ## soft-float
@@ -206,4 +206,4 @@ This option lets you control what happens when the code panics.
 
 ## incremental
 
-This flag allows you to enable incremental compilation.
+This flag allows you to enable incremental compilation.

src/doc/rustc/src/lints/levels.md

@@ -45,8 +45,8 @@ pub fn foo() {
 
 This will produce this warning:
 
-```bash
-> rustc lib.rs --crate-type=lib
+```console
+$ rustc lib.rs --crate-type=lib
 warning: unused variable: `x`
  --> lib.rs:2:9
   |

src/doc/rustc/src/lints/listing/deny-by-default.md

@@ -165,7 +165,7 @@ error: mutating transmuted &mut T from &T may cause undefined behavior, consider
 
 This lint detects any `const` items with the `#[no_mangle]` attribute.
 Constants do not have their symbols exported, and therefore, this probably
-means you meant to use a `static`, not a `const. Some example code that
+means you meant to use a `static`, not a `const`. Some example code that
 triggers this lint:
 
 ```rust,ignore

src/doc/rustc/src/targets/index.md

@@ -3,12 +3,11 @@
 `rustc` is a cross-compiler by default. This means that you can use any compiler to build for any
 architecture. The list of *targets* are the possible architectures that you can build for.
 
-You can see the API docs for a given target
-[here](https://doc.rust-lang.org/nightly/nightly-rustc/rustc_back/target/struct.Target.html), all
-of these options can be set on a per-target basis.
+To see all the options that you can set with a target, see the docs
+[here](https://doc.rust-lang.org/nightly/nightly-rustc/rustc_back/target/struct.Target.html).
 
 To compile to a particular target, use the `--target` flag:
 
 ```bash
 $ rustc src/main.rs --target=wasm32-unknown-unknown
-```
+```