message: Add longlong feature to GenX target
diff: @@ -1067,6 +1067,11 @@ Target::Target(Arch arch, const char *cpu, ISPCTarget ispc_target, bool pic, boo
  }
  featuresString = "+neon";
  }
  +#endif
  +#ifdef ISPC_GENX_ENABLED
  + // Support 'i64' and 'double' types in cm
  + if (m_isa == Target::GENX)
  + featuresString += "+longlong";
  #endif
  if (g->opt.disableFMA == false)
  options.AllowFPOpFusion = llvm::FPOpFusion::Fast;
  