bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Warn when using LTO

Browse source
This commit is contained in:
bjorn3 2020-01-17 20:33:27 +01:00
parent aa5c49cf2f
commit a3f378754b
1 changed files with 5 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/lib.rs
View file

@ -162,7 +162,11 @@ impl<'clif, 'tcx, B: Backend + 'static> CodegenCx<'clif, 'tcx, B> {
struct CraneliftCodegenBackend; struct CraneliftCodegenBackend;
impl CodegenBackend for CraneliftCodegenBackend { impl CodegenBackend for CraneliftCodegenBackend {
fn init(&self, _sess: &Session) {} fn init(&self, sess: &Session) {
if sess.lto() != rustc_session::config::Lto::No {
sess.warn("LTO is not supported. You may get a linker error.");
}
}
fn metadata_loader(&self) -> Box<dyn MetadataLoader + Sync> { fn metadata_loader(&self) -> Box<dyn MetadataLoader + Sync> {
Box::new(crate::metadata::CraneliftMetadataLoader) Box::new(crate::metadata::CraneliftMetadataLoader)