coverage: Avoid ICE when coverage_cx is unexpectedly unavailable

2024-10-31 21:12:15 +11:00
parent 75eff9a574
commit 8dddd1ae60
3 changed files with 12 additions and 2 deletions
--- a/compiler/rustc_codegen_llvm/src/context.rs
+++ b/compiler/rustc_codegen_llvm/src/context.rs
@@ -554,6 +554,7 @@ impl<'ll, 'tcx> CodegenCx<'ll, 'tcx> {

    /// Extra state that is only available when coverage instrumentation is enabled.
    #[inline]
+    #[track_caller]
    pub(crate) fn coverage_cx(&self) -> &coverageinfo::CrateCoverageContext<'ll, 'tcx> {
        self.coverage_cx.as_ref().expect("only called when coverage instrumentation is enabled")
    }