From c5dac3042fc937aa02e785b096b082fcb0fdae3d Mon Sep 17 00:00:00 2001
From: "Jake W. Ireland" <jakewilliami@icloud.com>
Date: Thu, 28 Jan 2021 11:21:09 +1300
Subject: [PATCH] Potential fix for 32-bit systems (addresses #50)

---
 .github/workflows/CI.yml |  8 +++++++-
 src/AdaBoost.jl          | 22 +++++++++++-----------
 src/IntegralImage.jl     |  4 ++--
 3 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index dd8c5b34e..70d800c19 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -23,7 +23,13 @@ jobs:
           - windows-latest
         arch:
           - x64
-          - x86_64
+          - x86
+        exclude:
+          # Test 32-bit only on Linux
+          - os: macOS-latest
+            arch: x86
+          - os: windows-latest
+            arch: x86
     steps:
       - uses: actions/checkout@v2
       - uses: julia-actions/setup-julia@v1
diff --git a/src/AdaBoost.jl b/src/AdaBoost.jl
index 6d83bd0bd..df8cad4c1 100755
--- a/src/AdaBoost.jl
+++ b/src/AdaBoost.jl
@@ -169,11 +169,11 @@ end
 function learn(
     positive_path::AbstractString,
     negative_path::AbstractString,
-    num_classifiers::Int64=-1,
-    min_feature_width::Int64=1,
-    max_feature_width::Int64=-1,
-    min_feature_height::Int64=1,
-    max_feature_height::Int64=-1;
+    num_classifiers::Int=-1,
+    min_feature_width::Int=1,
+    max_feature_width::Int=-1,
+    min_feature_height::Int=1,
+    max_feature_height::Int=-1;
     scale::Bool = false,
     scale_to::Tuple = (200, 200)
 )
@@ -219,12 +219,12 @@ Iteratively creates the Haar-like feautures
 - `features::AbstractArray`: an array of Haar-like features found for an image
 """
 function create_features(
-    img_height::Int64,
-    img_width::Int64,
-    min_feature_width::Int64,
-    max_feature_width::Int64,
-    min_feature_height::Int64,
-    max_feature_height::Int64
+    img_height::Int,
+    img_width::Int,
+    min_feature_width::Int,
+    max_feature_width::Int,
+    min_feature_height::Int,
+    max_feature_height::Int
 )
     notify_user("Creating Haar-like features...")
     features = HaarLikeObject[]
diff --git a/src/IntegralImage.jl b/src/IntegralImage.jl
index ac2a14ad0..9e05f118c 100755
--- a/src/IntegralImage.jl
+++ b/src/IntegralImage.jl
@@ -52,8 +52,8 @@ LinearIndices(A::IntegralArray) = Base.LinearFast()
 """
 	sum_region(
 		integral_image_arr::AbstractArray,
-		top_left::Tuple{Int64,Int64},
-		bottom_right::Tuple{Int64,Int64}
+		top_left::Tuple{Int,Int},
+		bottom_right::Tuple{Int,Int}
 	) -> Number
 
 # Arguments