Diff of /comp/comp_transferfunction.m [dbf0ef] .. [6db11f] Maximize Restore

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--- a/comp/comp_transferfunction.m
+++ b/comp/comp_transferfunction.m
@@ -3,8 +3,12 @@
 
 l=(0:L-1).'/L;
 if isfield(g,'h')
-        
+    
+    % This is not safe when already having imp. resp. of length L
+    % with zero delay (periodically wrapped).
+ 
     g_time=circshift(postpad(g.h,L),g.offset);
+
     
     if isfield(g,'fc')
        g_time = g_time.*exp(2*pi*1i*round(g.fc*L/2)*l);