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Do not pre-size Laplace matrices that are reassigned - #3464

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jachymb wants to merge 11 commits into

stan-dev:developfrom

jachymb:bugfix/laplace-arena-reallocation

Open

Do not pre-size Laplace matrices that are reassigned#3464
jachymb wants to merge 11 commits into
stan-dev:developfrom
jachymb:bugfix/laplace-arena-reallocation

Commits on Oct 4, 2026
- laplace_marginal_density: do not pre-size matrices that are reassigned
  Jachym.Barvinek
  committed
  57c11f4
- laplace_marginal_density: test that solvers 2 and 3 allocate no unused buffers
  Jachym.Barvinek
  committed
  04da9a0
Commits on Oct 14, 2026
- Merge branch 'stan-dev:develop' into bugfix/laplace-arena-reallocation
  jachymb
  authored
  a738be1
- Merge branch 'develop' into bugfix/laplace-arena-reallocation
  Jachym.Barvinek
  committed
  f47f7c6
- laplace arena test: measure with approx_bytes_used, run solver 3 for real, bound each solver
  Jachym.Barvinek
  committed
  15a2b49
- laplace_marginal_density: size R with a ternary, declare LU_solve_covariance in the solver-3 branch
  Jachym.Barvinek
  committed
  900c752
- Merge remote-tracking branch 'origin/bugfix/laplace-arena-reallocation' into bugfix/laplace-arena-reallocation
  Jachym.Barvinek
  committed
  2e4faf3
Commits on Oct 15, 2026
- laplace_marginal_density: keep LU_solve_covariance in the enclosing scope, only drop its pre-sizing
  Jachym.Barvinek
  committed
  d45cfa5
- laplace_marginal_density: pre-size R for every solver and write it in place with noalias
  Jachym.Barvinek
  committed
  843d77d
- laplace_marginal_density: name the latent dimension once
  Jachym.Barvinek
  committed
  9f7da5f
Commits on Oct 17, 2026
- laplace_marginal_density: remove the arena allocation test
  Jachym.Barvinek
  committed
  9a2fbd0