From 5da418d4e6a199ae5ebe0cfd5b088369fb2d755b Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brecht@blender.org>
Date: Mon, 1 Mar 2021 16:28:55 +0100
Subject: [PATCH] Fix Cycles build error without Embree on Windows

Don't use ssize_t, it's not available in MSVC.
---
 intern/cycles/bvh/bvh_binning.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/intern/cycles/bvh/bvh_binning.cpp b/intern/cycles/bvh/bvh_binning.cpp
index d51143c578e..1cc38275d11 100644
--- a/intern/cycles/bvh/bvh_binning.cpp
+++ b/intern/cycles/bvh/bvh_binning.cpp
@@ -107,9 +107,9 @@ BVHObjectBinning::BVHObjectBinning(const BVHRange &job,
 
   /* map geometry to bins, unrolled once */
   {
-    ssize_t i;
+    int64_t i;
 
-    for (i = 0; i < ssize_t(size()) - 1; i += 2) {
+    for (i = 0; i < int64_t(size()) - 1; i += 2) {
       prefetch_L2(&prims[start() + i + 8]);
 
       /* map even and odd primitive to bin */
@@ -146,7 +146,7 @@ BVHObjectBinning::BVHObjectBinning(const BVHRange &job,
     }
 
     /* for uneven number of primitives */
-    if (i < ssize_t(size())) {
+    if (i < int64_t(size())) {
       /* map primitive to bin */
       const BVHReference &prim0 = prims[start() + i];
       BoundBox bounds0 = get_prim_bounds(prim0);
@@ -237,7 +237,7 @@ void BVHObjectBinning::split(BVHReference *prims,
   BoundBox lcent_bounds = BoundBox::empty;
   BoundBox rcent_bounds = BoundBox::empty;
 
-  ssize_t l = 0, r = N - 1;
+  int64_t l = 0, r = N - 1;
 
   while (l <= r) {
     prefetch_L2(&prims[start() + l + 8]);