bjoernager/rust
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mark some target features as 'forbidden' so they cannot be (un)set

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For now, this is just a warning, but should become a hard error in the future
This commit is contained in:
Ralf Jung 2024-09-02 11:45:59 +02:00
parent 2dece5bb62
commit ffad9aac27
23 changed files with 372 additions and 158 deletions
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5
compiler/rustc_middle/src/query/mod.rs
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@ -2185,10 +2185,11 @@ rustc_queries! {
desc { "computing autoderef types for `{}`", goal.canonical.value.value }
}
query supported_target_features(_: CrateNum) -> &'tcx UnordMap<String, Option<Symbol>> {
/// Returns the Rust target features for the current target. These are not always the same as LLVM target features!
query rust_target_features(_: CrateNum) -> &'tcx UnordMap<String, rustc_target::target_features::Stability> {
arena_cache
eval_always
desc { "looking up supported target features" }
desc { "looking up Rust target features" }
}
query implied_target_features(feature: Symbol) -> &'tcx Vec<Symbol> {