//@ edition: 2021 //@ min-llvm-version: 19 //@ revisions: good //@ check-pass //@ compile-flags: -Cinstrument-coverage -Zcoverage-options=mcdc -Zno-profiler-runtime // Check that we emit some kind of diagnostic when MC/DC instrumentation sees // code that exceeds the limit of 6 conditions per decision, and falls back // to only instrumenting that code for branch coverage. // // See also `tests/coverage/mcdc/condition-limit.rs`, which tests the actual // effect on instrumentation. // // (The limit is enforced in `compiler/rustc_mir_build/src/build/coverageinfo/mcdc.rs`.) #[cfg(good)] fn main() { // 7 conditions is allowed, so no diagnostic. let [a, b, c, d, e, f, g] = <[bool; 7]>::default(); if a && b && c && d && e && f && g { core::hint::black_box("hello"); } }