From c4c6bb60f21296b84e3a07042531b5d1616c1e2f Mon Sep 17 00:00:00 2001
From: Jiahao Chen <jiahao@mit.edu>
Date: Tue, 20 Oct 2015 11:28:30 -0400
Subject: [PATCH] Add simd annotation to generic_scale!

Ref:

https://github.com/JuliaLang/julia/issues/13686#issuecomment-149602217
https://github.com/JuliaLang/julia/pull/13681#issuecomment-149597568
---
 base/linalg/generic.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/base/linalg/generic.jl b/base/linalg/generic.jl
index eac6f6614ad22..6abb3de91df71 100644
--- a/base/linalg/generic.jl
+++ b/base/linalg/generic.jl
@@ -8,7 +8,7 @@ scale(s::Number, X::AbstractArray) = s*X
 # For better performance when input and output are the same array
 # See https://github.com/JuliaLang/julia/issues/8415#issuecomment-56608729
 function generic_scale!(X::AbstractArray, s::Number)
-    for I in eachindex(X)
+    @simd for I in eachindex(X)
         @inbounds X[I] *= s
     end
     X