message: COMP: fix TPL build on LC TOSS machines
  Adds a missing rpath needed for openmp when compiling with
  clang + gfortran.
diff: @@ -456,6 +456,11 @@ class UberenvAxom(Package):
  cfg.write(cmake_cache_entry("SCR_DIR",
  "/usr/gapps/axom/thirdparty_libs/scr-1.2.1/toss_3_x86_64_ib/gcc-4.9.3"))
  + if ("gfortran" in f_compiler) and ("clang" in cpp_compiler):
  + cfg.write(cmake_cache_entry("BLT_EXE_LINKER_FLAGS",
  + "-Wl,-rpath,/usr/tce/packages/clang/clang-6.0.0/lib",
  + "Adds a missing rpath for libraries associated with the fortran compiler"))
  +
  if "+openmp" in spec:
  cfg.write(cmake_cache_option("ENABLE_OPENMP", True))
  