message: Fixed bug when using gcc8 without fortran.
diff: @@ -126,10 +126,12 @@ if (AXOM_ENABLE_SPARSEHASH)
  $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/thirdparty>)
  # Disable warning introduced in gcc@8.1 related to how sparsehash casts memory
  - if(C_COMPILER_FAMILY_IS_GNU)
  - if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "8.1")
  + if(C_COMPILER_FAMILY_IS_GNU AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "8.1")
  + if (ENABLE_FORTRAN)
  blt_add_target_compile_flags(TO sparsehash FLAGS
  $<$<NOT:$<COMPILE_LANGUAGE:Fortran>>:-Wno-class-memaccess>)
  + else()
  + blt_add_target_compile_flags(TO sparsehash FLAGS -Wno-class-memaccess>)
  endif()
  endif()
  