id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
2189	Index reduction broken?	Christoph Höger	Willi Braun	"{{{
model T1
  Real x, y;
  equation
  der(y) = der(x);
  x = time - y;
end T1;
}}}

The above model results in der(y) = 0 for me. This seems like an odd error of index reduction."	defect	closed	high	1.9.0	Backend	trunk	fixed