--- ghc-8.10.1/rts/Trace.c	2020-03-24 04:53:17.000000000 +0000
+++ ghc-8.10.1.new/rts/Trace.c	2020-06-12 13:33:14.775373605 +0100
@@ -12,6 +12,10 @@
 // internal headers
 #include "Trace.h"
 
+int TRACE_sched;
+int TRACE_gc;
+int TRACE_spark_sampled;
+
 #if defined(TRACING)
 
 #include "GetTime.h"
@@ -28,10 +32,7 @@
 #endif
 
 // events
-int TRACE_sched;
-int TRACE_gc;
 int TRACE_nonmoving_gc;
-int TRACE_spark_sampled;
 int TRACE_spark_full;
 int TRACE_user;
 int TRACE_cap;
