Index: libcfa/src/concurrency/preemption.cfa
===================================================================
--- libcfa/src/concurrency/preemption.cfa	(revision becb85b97dc1a9442bf01215f96bdbbeaa1b9a9b)
+++ libcfa/src/concurrency/preemption.cfa	(revision 968f280a1dea2b4d251e54c71f6ca668a1a14560)
@@ -371,24 +371,20 @@
 	if(!ready) { abort("Preemption should be ready"); }
 
-	// __cfaasm_label(debug, before);
-
-		sigset_t oldset;
-		int ret;
-		ret = pthread_sigmask(0, ( const sigset_t * ) 0p, &oldset);  // workaround trac#208: cast should be unnecessary
-		if(ret != 0) { abort("ERROR sigprocmask returned %d", ret); }
-
-		ret = sigismember(&oldset, SIGUSR1);
-		if(ret <  0) { abort("ERROR sigismember returned %d", ret); }
-		if(ret == 1) { abort("ERROR SIGUSR1 is disabled"); }
-
-		ret = sigismember(&oldset, SIGALRM);
-		if(ret <  0) { abort("ERROR sigismember returned %d", ret); }
-		if(ret == 0) { abort("ERROR SIGALRM is enabled"); }
-
-		ret = sigismember(&oldset, SIGTERM);
-		if(ret <  0) { abort("ERROR sigismember returned %d", ret); }
-		if(ret == 1) { abort("ERROR SIGTERM is disabled"); }
-
-	// __cfaasm_label(debug, after);
+	sigset_t oldset;
+	int ret;
+	ret = pthread_sigmask(0, ( const sigset_t * ) 0p, &oldset);  // workaround trac#208: cast should be unnecessary
+	if(ret != 0) { abort("ERROR sigprocmask returned %d", ret); }
+
+	ret = sigismember(&oldset, SIGUSR1);
+	if(ret <  0) { abort("ERROR sigismember returned %d", ret); }
+	if(ret == 1) { abort("ERROR SIGUSR1 is disabled"); }
+
+	ret = sigismember(&oldset, SIGALRM);
+	if(ret <  0) { abort("ERROR sigismember returned %d", ret); }
+	if(ret == 0) { abort("ERROR SIGALRM is enabled"); }
+
+	ret = sigismember(&oldset, SIGTERM);
+	if(ret <  0) { abort("ERROR sigismember returned %d", ret); }
+	if(ret == 1) { abort("ERROR SIGTERM is disabled"); }
 }