user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Explain how to dump HIR

Browse source
This commit is contained in:
Phil Ellison 2018-02-07 07:08:58 +00:00
parent 0d2e27c3d0
commit 885d05a33a
1 changed files with 8 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/doc/rustc-dev-guide/src/hir.md
View file

@ -10,6 +10,14 @@ been desugared away (as an example, `for` loops are converted into a
This chapter covers the main concepts of the HIR.
You can view the HIR representation of your code by passing the
`-Zunpretty=hir-tree` flag to rustc, for example by setting the `RUSTFLAGS`
environment variable:
```
RUSTFLAGS=-Zunpretty=hir-tree cargo build
```
### Out-of-band storage and the `Crate` type
The top-level data-structure in the HIR is the `Crate`, which stores