From 38985d3b747572626773f48beac72aeec33e09bf Mon Sep 17 00:00:00 2001
From: "Faust, Ian" <ian.faust@intel.com>
Date: Sat, 4 Jan 2025 00:26:55 +0100
Subject: [PATCH] fix memfree

---
 scripts/build_backend.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/build_backend.py b/scripts/build_backend.py
index 2d33e169e5..34247e7c14 100755
--- a/scripts/build_backend.py
+++ b/scripts/build_backend.py
@@ -131,7 +131,8 @@ def custom_build_cmake_clib(
         cmake_args += ["-DADD_ONEDAL_RPATH=ON"]
 
     cpu_count = multiprocessing.cpu_count()
-    memfree = sys.maxsize
+    # convert to max supported pointer to a memory size in kB
+    memfree = sys.maxsize // (128 if sys.maxisze > 2**32 else 256)
     # limit parallel cmake jobs if memory size is insufficient
     if IS_LIN:
         with open("/proc/meminfo", "r") as meminfo_file_obj: