Norm has been fixed upstream

Author: avik-pal

src/broyden.jl

@@ -175,7 +175,7 @@ function perform_step!(cache::GeneralBroydenCache{iip, IJ, UR}) where {iip, IJ,
                               ifelse(iszero(denom), T(1e-5), denom)
             @bb cache.J⁻¹ += vec(cache.du) × transpose(_vec(cache.u_cache))
         elseif UR === :bad_broyden
-            dfu_norm = norm(cache.dfu)^2
+            dfu_norm = cache.internalnorm(cache.dfu)^2
             @bb @. cache.du = (cache.du - cache.J⁻¹dfu) /
                               ifelse(iszero(dfu_norm), T(1e-5), dfu_norm)
             @bb cache.J⁻¹ += vec(cache.du) × transpose(_vec(cache.dfu))

src/trustRegion.jl

@@ -582,7 +582,6 @@ function __reinit_internal!(cache::TrustRegionCache; kwargs...)
     return nothing
 end
 
-# This only holds for 2-norm?
 __trust_region_loss(cache::TrustRegionCache, x) = __trust_region_loss(cache.internalnorm, x)
 __trust_region_loss(nf::F, x) where {F} = nf(x)^2 / 2