Fix bug in issym(A::BitMatrix)

numnz -> countnz backport of 7ba14fe Add issym test for bitarrays backport of 85b015f
JuliaLang · Nov 18, 2014 · c14aeab · c14aeab
1 parent 8425d55
commit c14aeab
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diff --git a/base/linalg/bitarray.jl b/base/linalg/bitarray.jl
@@ -132,7 +132,7 @@ end
 
 ## Structure query functions
 
-issym(A::BitMatrix) = size(A, 1)==size(A, 2) && numnz(A - A.')==0
+issym(A::BitMatrix) = size(A, 1)==size(A, 2) && countnz(A - A.')==0
 ishermitian(A::BitMatrix) = issym(A)
 
 function nonzero_chunks(chunks::Vector{Uint64}, pos0::Int, pos1::Int)

diff --git a/test/bitarray.jl b/test/bitarray.jl
@@ -975,6 +975,10 @@ b1 = triu(randbool(n1, n2))
 b1 = triu(randbool(n2, n1))
 @check_bit_operation istriu(b1) Bool
 
+b1 = randbool(n1,n1)
+b1 |= b1.'
+@check_bit_operation issym(b1) Bool
+
 b1 = randbool(n1)
 b2 = randbool(n2)
 @check_bit_operation kron(b1, b2) BitVector