Loosen test tolerance when testing lu with BigFloats

JuliaLang · Jun 7, 2021 · 7e5726e · 7e5726e
1 parent 66c3375
commit 7e5726e
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/stdlib/LinearAlgebra/test/lu.jl b/stdlib/LinearAlgebra/test/lu.jl
@@ -37,7 +37,7 @@ dimg = randn(n)/2
  else
  convert(Tridiagonal{eltya}, Tridiagonal(dlreal, dreal, dureal))
  end
- ε = εa = eps(abs(float(one(eltya))))
+ εa = eps(abs(float(one(eltya))))
 
  if eltya <: BlasFloat
  @testset "LU factorization for Number" begin
@@ -71,7 +71,7 @@ dimg = randn(n)/2
  # test conversion of LU factorization's numerical type
  bft = eltya <: Real ? LinearAlgebra.LU{BigFloat} : LinearAlgebra.LU{Complex{BigFloat}}
  bflua = convert(bft, lua)
- @test bflua.L*bflua.U ≈ big.(a)[p,:] rtol=ε
+ @test bflua.L*bflua.U ≈ big.(a)[p,:] rtol=εa*norm(a)
  @test Factorization{eltya}(lua) === lua
  # test Factorization with different eltype
  if eltya <: BlasReal