Function try_resolve_aliases

cranelift/src/bugpoint.rs:790–796

Resolve aliases only if function still crashes after this.

(context: &mut CrashCheckContext, func: &mut Function)

/// Resolve aliases only if function still crashes after this.
fn try_resolve_aliases(context: &mut CrashCheckContext, func: &mut Function) {
    let mut func_with_resolved_aliases = func.clone();
    func_with_resolved_aliases.dfg.resolve_all_aliases();
    if let CheckResult::Crash(_) = context.check_for_crash(&func_with_resolved_aliases) {
        *func = func_with_resolved_aliases;
    }
}

/// Remove sourcelocs if the function still crashes after they are removed, to make the reduced clif IR easier to read.
fn try_remove_srclocs(context: &mut CrashCheckContext, func: &mut Function) {