From 3ed8ccd0c714ffb62e05e884b2970e0a18b06cfe Mon Sep 17 00:00:00 2001
From: Alwin Berger <alwin.berger@tu-dortmund.de>
Date: Tue, 21 May 2024 13:03:55 +0200
Subject: [PATCH] exclude QemuSystemStateObserver when not needed

---
 fuzzers/FRET/src/fuzzer.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fuzzers/FRET/src/fuzzer.rs b/fuzzers/FRET/src/fuzzer.rs
index 95481869c6..c1b3b04148 100644
--- a/fuzzers/FRET/src/fuzzer.rs
+++ b/fuzzers/FRET/src/fuzzer.rs
@@ -538,6 +538,7 @@ pub fn fuzz() {
         // Create an observation channel to keep track of the execution time
         let clock_time_observer = QemuClockObserver::new("clocktime", if cli.dump_times {cli.dump_name.clone().map(|x| x.with_extension("time"))} else {None} );
 
+        #[cfg(feature = "systemstate")]
         let systemstate_observer = QemuSystemStateObserver::new();
 
         // Feedback to rate the interestingness of an input