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coverage: Explicitly note that counter/expression IDs are function-local

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This commit is contained in:
Zalathar 2023-10-18 12:44:47 +11:00
parent 753caf292c
commit 33da0978ac
2 changed files with 17 additions and 0 deletions
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7
compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
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@ -100,6 +100,13 @@ impl<'ll, 'tcx> CodegenCx<'ll, 'tcx> {
impl<'tcx> CoverageInfoBuilderMethods<'tcx> for Builder<'_, '_, 'tcx> {
#[instrument(level = "debug", skip(self))]
fn add_coverage(&mut self, instance: Instance<'tcx>, coverage: &Coverage) {
// Our caller should have already taken care of inlining subtleties,
// so we can assume that counter/expression IDs in this coverage
// statement are meaningful for the given instance.
//
// (Either the statement was not inlined and directly belongs to this
// instance, or it was inlined *from* this instance.)
let bx = self;
let Some(function_coverage_info) =