another

Author: ChrisRackauckas

lib/OrdinaryDiffEqExponentialRK/src/exponential_rk_caches.jl

@@ -872,6 +872,8 @@ struct ETD2ConstantCache{expType} <: OrdinaryDiffEqConstantCache
     B0::expType # -ϕ2(hA)
 end
 
+get_fsalfirstlast(cache::ETD2ConstantCache,u) = (ETD2Fsal(cache.rtmp1), ETD2Fsal(cache.rtmp1))
+
 function alg_cache(alg::ETD2, u, rate_prototype, ::Type{uEltypeNoUnits},
         ::Type{uBottomEltypeNoUnits}, ::Type{tTypeNoUnits}, uprev, uprev2, f, t,
         dt, reltol, p, calck,