bigfloat factorizations may not exist

Author: ChrisRackauckas

test/core.jl

@@ -262,11 +262,15 @@ end
 
 @testset "linearalgebra instances" begin
     for A in [rand(2,2), rand(Float32,2,2), rand(BigFloat,2,2)]
-        @test ArrayInterface.bunchkaufman_instance(A) isa typeof(bunchkaufman(A' * A))
-        @test ArrayInterface.cholesky_instance(A) isa typeof(cholesky(A' * A))
-        @test ArrayInterface.ldlt_instance(A) isa typeof(ldlt(SymTridiagonal(A' * A)))
+        
         @test ArrayInterface.lu_instance(A) isa typeof(lu(A))
         @test ArrayInterface.qr_instance(A) isa typeof(qr(A))
-        @test ArrayInterface.svd_instance(A) isa typeof(svd(A))
+
+        if !(eltype(A) isa BigFloat)
+            @test ArrayInterface.bunchkaufman_instance(A) isa typeof(bunchkaufman(A' * A))
+            @test ArrayInterface.cholesky_instance(A) isa typeof(cholesky(A' * A))
+            @test ArrayInterface.ldlt_instance(A) isa typeof(ldlt(SymTridiagonal(A' * A)))
+            @test ArrayInterface.svd_instance(A) isa typeof(svd(A))
+        end
     end
 end