Update codegen-backend.md

This commit is contained in:
XAMPPRocky
2020-10-14 14:46:30 +02:00
committed by GitHub
parent a0ea35116b
commit 9ff647a0d1
@@ -8,8 +8,8 @@ This feature allows you to specify a path to a dynamic library to use as rustc's
code generation backend at runtime.
Set the `-Zcodegen-backend=<path>` compiler flag to specify the location of the
backend. The library must contain a function named `__rustc_codegen_backend`
with a signature of `fn() -> Box<dyn rustc_codegen_ssa::traits::CodegenBackend>`.
backend. The library must be of crate type `dylib` and must contain a function
named `__rustc_codegen_backend` with a signature of `fn() -> Box<dyn rustc_codegen_ssa::traits::CodegenBackend>`.
## Example
```rust,ignore