Affected Releases: CESM1.1.zFixed in CESM 1.2.0 and later.(Bugzilla 1613) FWSC compset hangs on janus and jaguarpf with threading when using the ifort compiler. It also fails on Yellowstone with threading and the Intel 13.0.1 compiler.Fixed with changes to tracer_data.F90 in cam5_2_03.