message: Enable warnings for ISPC for strict build
diff: @@ -99,6 +99,10 @@ endmacro ()
  macro (ispc_compile)
  set(ISPC_ADDITIONAL_ARGS "")
  + if (NOT OSPRAY_STRICT_BUILD)
  + list(APPEND ISPC_ADDITIONAL_ARGS --woff)
  + endif()
  +
  set(ISPC_TARGETS ${OSPRAY_ISPC_TARGET_LIST})
  set(ISPC_TARGET_EXT ${CMAKE_CXX_OUTPUT_EXTENSION})
  @@ -137,11 +141,11 @@ macro (ispc_compile)
  string(REPLACE " " ";" ISPC_OPT_FLAGS "${ISPC_OPT_FLAGS}")
  if (NOT WIN32)
  - set(ISPC_ADDITIONAL_ARGS ${ISPC_ADDITIONAL_ARGS} --pic)
  + list(APPEND ISPC_ADDITIONAL_ARGS --pic)
  endif()
  if (NOT OSPRAY_DEBUG_BUILD)
  - set(ISPC_ADDITIONAL_ARGS ${ISPC_ADDITIONAL_ARGS} --opt=disable-assertions)
  + list(APPEND ISPC_ADDITIONAL_ARGS --opt=disable-assertions)
  endif()
  foreach(src ${ARGN})
  @@ -193,7 +197,6 @@ macro (ispc_compile)
  --addressing=${OSPRAY_ISPC_ADDRESSING}
  ${ISPC_OPT_FLAGS}
  --target=${ISPC_TARGET_ARGS}
  - --woff
  --opt=fast-math
  ${ISPC_ADDITIONAL_ARGS}
  -h ${ISPC_TARGET_DIR}/${dir}/${fname}_ispc.h
  