Use Zeros in almost banded adaptive QR to support BigFloat (#86)

* Use Zeros in almost banded adaptive QR to support BigFloat

* Update Project.toml

Author: dlfivefifty

Project.toml

@@ -1,6 +1,6 @@
 name = "InfiniteLinearAlgebra"
 uuid = "cde9dba0-b1de-11e9-2c62-0bab9446c55c"
-version = "0.5.11"
+version = "0.5.12"
 
 [deps]
 ArrayLayouts = "4c555306-a7a7-4459-81d9-ec55ddd5c99a"
@@ -27,7 +27,7 @@ InfiniteArrays = "0.11"
 LazyArrays = "0.21.8"
 LazyBandedMatrices = "0.6"
 MatrixFactorizations = "0.8"
-SemiseparableMatrices = "0.2.3"
+SemiseparableMatrices = "0.2.7"
 julia = "1.5"
 
 [extras]

src/infqr.jl

@@ -14,7 +14,7 @@ end
 function AdaptiveQRData(::AbstractAlmostBandedLayout, A::AbstractMatrix{T}) where T
     l,u = almostbandwidths(A)
     r = almostbandedrank(A)
-    data = AlmostBandedMatrix{T}(undef,(2l+u+1,0),(l,l+u),r) # pad super
+    data = AlmostBandedMatrix(Zeros{T}(2l+u+1,0),(l,l+u),r) # pad super
 
     AdaptiveQRData(CachedArray(data,A,(0,0)), Vector{T}(), 0)
 end