From 6a1396050f26fac1162bc1422df41aaebd7bea1b Mon Sep 17 00:00:00 2001
From: Andreas Noack <andreasnoackjensen@gmail.com>
Date: Mon, 16 Jan 2017 12:55:02 -0500
Subject: [PATCH] Consolidate dense inv methods to avoid overwriting

---
 base/linalg/dense.jl   | 1 +
 base/linalg/generic.jl | 2 --
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/base/linalg/dense.jl b/base/linalg/dense.jl
index e0e46de20c452..cf8143faaeb36 100644
--- a/base/linalg/dense.jl
+++ b/base/linalg/dense.jl
@@ -583,6 +583,7 @@ sqrtm(a::Number) = (b = sqrt(complex(a)); imag(b) == 0 ? real(b) : b)
 sqrtm(a::Complex) = sqrt(a)
 
 function inv{T}(A::StridedMatrix{T})
+    checksquare(A)
     S = typeof((one(T)*zero(T) + one(T)*zero(T))/one(T))
     AA = convert(AbstractArray{S}, A)
     if istriu(AA)
diff --git a/base/linalg/generic.jl b/base/linalg/generic.jl
index 7ead0c106bacb..3ee643c384c05 100644
--- a/base/linalg/generic.jl
+++ b/base/linalg/generic.jl
@@ -693,8 +693,6 @@ trace(x::Number) = x
 
 #det(a::AbstractMatrix)
 
-inv(a::StridedMatrix) = throw(ArgumentError("argument must be a square matrix"))
-
 """
     inv(M)