The following innocent looking program results in a segfault via... > aldor -fx -laldor aaa.as > aaa Segmentation fault Same problem for > aldor -fx -DDEBUG -q0 -laldord aaa.as > aaa ---BEGIN aaa.as #include "aldor" a: List((L:PrimitiveType) -> L) := []; ---END aaa.as Is there some hope for a quick fix? Ralf