bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Rework no_coverage to coverage(off)

Browse source
This commit is contained in:
Andy Caldwell 2023-08-09 15:57:16 +01:00
parent de4cba3a98
commit 8e03371fc3
No known key found for this signature in database
GPG key ID: D4204541AC1D228D
27 changed files with 183 additions and 158 deletions
Download patch file Download diff file Expand all files Collapse all files

21
compiler/rustc_codegen_ssa/src/codegen_attrs.rs
View file

@ -16,7 +16,10 @@ use rustc_target::spec::{abi, SanitizerSet};
use crate::errors;
use crate::target_features::from_target_feature;
use crate::{errors::ExpectedUsedSymbol, target_features::check_target_feature_trait_unsafe};
use crate::{
errors::{ExpectedCoverageSymbol, ExpectedUsedSymbol},
target_features::check_target_feature_trait_unsafe,
};
fn linkage_by_name(tcx: TyCtxt<'_>, def_id: LocalDefId, name: &str) -> Linkage {
use rustc_middle::mir::mono::Linkage::*;
@ -128,7 +131,21 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: LocalDefId) -> CodegenFnAttrs {
.emit();
}
}
sym::no_coverage => codegen_fn_attrs.flags |= CodegenFnAttrFlags::NO_COVERAGE,
sym::coverage => {
let inner = attr.meta_item_list();
match inner.as_deref() {
Some([item]) if item.has_name(sym::off) => {
codegen_fn_attrs.flags |= CodegenFnAttrFlags::NO_COVERAGE;
}
Some([item]) if item.has_name(sym::on) => {
// Allow #[coverage(on)] for being explicit, maybe also in future to enable
// coverage on a smaller scope within an excluded larger scopy.
}
Some(_) | None => {
tcx.sess.emit_err(ExpectedCoverageSymbol { span: attr.span });
}
}
}
sym::rustc_std_internal_symbol => {
codegen_fn_attrs.flags |= CodegenFnAttrFlags::RUSTC_STD_INTERNAL_SYMBOL
}