Mention CG_CLIF_INCR_CACHE in the readme

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bjorn3 2020-03-11 19:54:18 +01:00 committed by GitHub
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@ -18,6 +18,7 @@ $ ./test.sh --release
### Cargo
```bash
$ export CG_CLIF_INCR_CACHE=1 # Enable caching of object files in the incremental cache
$ CHANNEL="release" $cg_clif_dir/cargo.sh run
```
@ -26,6 +27,7 @@ If you compiled cg_clif in debug mode you should use `CHANNEL="debug"` instead o
### Rustc
```bash
$ export CG_CLIF_INCR_CACHE=1 # Enable caching of object files in the incremental cache
$ rustc -Cpanic=abort -Zcodegen-backend=$cg_clif_dir/target/release/librustc_codegen_cranelift.so --sysroot $cg_clif_dir/build_sysroot/sysroot my_crate.rs
```