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IterativeSolvers Wrappers #6

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ChrisRackauckas opened this issue Jul 16, 2021 · 1 comment
Closed

IterativeSolvers Wrappers #6

ChrisRackauckas opened this issue Jul 16, 2021 · 1 comment

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@ChrisRackauckas
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https://github.com/JuliaLinearAlgebra/IterativeSolvers.jl

Starter code: https://github.com/SciML/DiffEqBase.jl/blob/master/src/linear_nonlinear.jl#L161-L273

Uses https://iterativesolvers.julialinearalgebra.org/dev/iterators/
@ChrisRackauckas
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solved in #21

ChrisRackauckas added a commit that referenced this issue Nov 12, 2023
@ChrisRackauckas
WIP: Wrap BLIS
2fea1c2 
Test case:

```julia
using LinearSolve, blis_jll

A = rand(4, 4)
b = rand(4)
prob = LinearProblem(A, b)
sol = solve(prob,LinearSolve.BLISLUFactorization())
sol.u
```

throws:

```julia
julia> sol = solve(prob,LinearSolve.BLISLUFactorization())
ERROR: TypeError: in ccall: first argument not a pointer or valid constant expression, expected Ptr, got a value of type Tuple{Symbol, Ptr{Nothing}}
Stacktrace:
 [1] getrf!(A::Matrix{Float64}; ipiv::Vector{Int64}, info::Base.RefValue{Int64}, check::Bool)
   @ LinearSolveBLISExt ~/.julia/dev/LinearSolve/ext/LinearSolveBLISExt.jl:67
 [2] getrf!
   @ LinearSolveBLISExt ~/.julia/dev/LinearSolve/ext/LinearSolveBLISExt.jl:55 [inlined]
 [3] #solve!#9
   @ LinearSolveBLISExt ~/.julia/dev/LinearSolve/ext/LinearSolveBLISExt.jl:222 [inlined]
 [4] solve!
   @ LinearSolveBLISExt ~/.julia/dev/LinearSolve/ext/LinearSolveBLISExt.jl:216 [inlined]
 [5] #solve!#6
   @ LinearSolve ~/.julia/dev/LinearSolve/src/common.jl:209 [inlined]
 [6] solve!
   @ LinearSolve ~/.julia/dev/LinearSolve/src/common.jl:208 [inlined]
 [7] #solve#5
   @ LinearSolve ~/.julia/dev/LinearSolve/src/common.jl:205 [inlined]
 [8] solve(::LinearProblem{…}, ::LinearSolve.BLISLUFactorization)
   @ LinearSolve ~/.julia/dev/LinearSolve/src/common.jl:202
 [9] top-level scope
   @ REPL[8]:1
Some type information was truncated. Use `show(err)` to see complete types.
```
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