bjoernager/rust
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generalize 'forbidden feature' concept so that even (un)stable feature can be invalid to toggle

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Also rename some things for extra clarity
This commit is contained in:
Ralf Jung 2024-11-16 10:00:16 +01:00
parent 1f3bf231e1
commit 2d887a5c5c
13 changed files with 468 additions and 401 deletions
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4
compiler/rustc_interface/src/util.rs
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@ -35,10 +35,10 @@ pub type MakeBackendFn = fn() -> Box<dyn CodegenBackend>;
pub fn add_configuration(cfg: &mut Cfg, sess: &mut Session, codegen_backend: &dyn CodegenBackend) {
let tf = sym::target_feature;
let unstable_target_features = codegen_backend.target_features(sess, true);
let unstable_target_features = codegen_backend.target_features_cfg(sess, true);
sess.unstable_target_features.extend(unstable_target_features.iter().cloned());
let target_features = codegen_backend.target_features(sess, false);
let target_features = codegen_backend.target_features_cfg(sess, false);
sess.target_features.extend(target_features.iter().cloned());
cfg.extend(target_features.into_iter().map(|feat| (tf, Some(feat))));