Add recursive dependencies to SOAC flow graph.
Add recursive dependencies to SOAC flow graph.

ihc/futhark,diku-dk/futhark,ihc/futhark,HIPERFIT/futhark,HIPERFIT/futhark,CulpaBS/wbBach,diku-dk/futhark,diku-dk/futhark,mrakgr/futhark,mrakgr/futhark,diku-dk/futhark,mrakgr/futhark,HIPERFIT/futhark,diku-dk/futhark,ihc/futhark