Fixed bug with state_point interval option using gfortran compiler.
Fixed bug with state_point interval option using gfortran compiler.

kellyrowland/openmc,amandalund/openmc,samuelshaner/openmc,smharper/openmc,liangjg/openmc,bhermanmit/cdash,nhorelik/openmc,shikhar413/openmc,mjlong/openmc,samuelshaner/openmc,smharper/openmc,keadyk/openmc_mg_prepush,nhorelik/openmc,liangjg/openmc,smharper/openmc,mit-crpg/openmc,keadyk/openmc_mg_prepush,amandalund/openmc,walshjon/openmc,paulromano/openmc,smharper/openmc,sxds/opemmc,walshjon/openmc,amandalund/openmc,paulromano/openmc,bhermanmit/openmc,shenqicang/openmc,johnnyliu27/openmc,shenqicang/openmc,paulromano/openmc,wbinventor/openmc,mit-crpg/openmc,liangjg/openmc,samuelshaner/openmc,johnnyliu27/openmc,lilulu/openmc,paulromano/openmc,walshjon/openmc,johnnyliu27/openmc,mjlong/openmc,liangjg/openmc,sxds/opemmc,shikhar413/openmc,lilulu/openmc,kellyrowland/openmc,bhermanmit/openmc,shikhar413/openmc,shikhar413/openmc,lilulu/openmc,walshjon/openmc,samuelshaner/openmc,mit-crpg/openmc,johnnyliu27/openmc,keadyk/openmc_mg_prepush,mit-crpg/openmc,amandalund/openmc,wbinventor/openmc,wbinventor/openmc,wbinventor/openmc