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ChrisRackauckas wants to merge 3 commits into from
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simplify inference #627

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af08384
simplify inference
ChrisRackauckas May 27, 2025
7d785de
fix success
ChrisRackauckas May 27, 2025
d189000
Update lib/NonlinearSolveBase/ext/NonlinearSolveBaseLinearSolveExt.jl
ChrisRackauckas May 27, 2025
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8 changes: 2 additions & 6 deletions lib/NonlinearSolveBase/ext/NonlinearSolveBaseLinearSolveExt.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -17,15 +17,11 @@ function (cache::LinearSolveJLCache)(;
cache.stats.nsolve += 1

update_A!(cache, A, reuse_A_if_factorization)
b !== nothing && setproperty!(cache.lincache, :b, b)
b !== nothing && (cache.lincache.b = b)
linu !== nothing && NonlinearSolveBase.set_lincache_u!(cache, linu)

linres = solve!(cache.lincache)
if linres.retcode === ReturnCode.Failure
return LinearSolveResult(; linres.u, success = false)
else
return LinearSolveResult(; linres.u)
end
LinearSolveResult(linres.u, linres.retcode != ReturnCode.Failure)
end

function NonlinearSolveBase.needs_square_A(linsolve::SciMLLinearSolveAlgorithm, ::Any)
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8 changes: 4 additions & 4 deletions lib/NonlinearSolveBase/src/linear_solve.jl
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
@kwdef @concrete struct LinearSolveResult
@concrete struct LinearSolveResult
u
success::Bool = true
success::Bool
end

@concrete mutable struct LinearSolveJLCache <: AbstractLinearSolverCache
Expand Down Expand Up @@ -93,7 +93,7 @@ function (cache::NativeJLLinearSolveCache)(;
else
res = cache.A \ cache.b
end
return LinearSolveResult(; u = res)
return LinearSolveResult(res, true)
end

fix_incompatible_linsolve_arguments(A, b, u) = u
Expand All @@ -106,7 +106,7 @@ function fix_incompatible_linsolve_arguments(A, b, u::SArray)
return MArray(u)
end

set_lincache_u!(cache, u) = setproperty!(cache.lincache, :u, u)
set_lincache_u!(cache, u) = cache.lincache.u = u
function set_lincache_u!(cache, u::SArray)
cache.lincache.u isa MArray && return set_lincache_u!(cache, MArray(u))
cache.lincache.u = u
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