From 56ba3ec40e6cf966234981767151da81137efa2b Mon Sep 17 00:00:00 2001
From: Awni Hannun <awni@apple.com>
Date: Mon, 26 Feb 2024 22:20:53 -0800
Subject: [PATCH] fix cpu compile on older OS (#747)

---
 mlx/backend/common/CMakeLists.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/mlx/backend/common/CMakeLists.txt b/mlx/backend/common/CMakeLists.txt
index a9fcf3b71..22b6ea6f5 100644
--- a/mlx/backend/common/CMakeLists.txt
+++ b/mlx/backend/common/CMakeLists.txt
@@ -1,6 +1,9 @@
 
 if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+  set(COMPILER ${CMAKE_C_COMPILER})
   set(CLANG TRUE)
+else()
+  set(COMPILER ${CMAKE_CXX_COMPILER})
 endif()
 
 add_custom_command(
@@ -8,7 +11,7 @@ add_custom_command(
     COMMAND /bin/bash
               ${CMAKE_CURRENT_SOURCE_DIR}/make_compiled_preamble.sh
               ${CMAKE_CURRENT_BINARY_DIR}/compiled_preamble.cpp
-              ${CMAKE_CXX_COMPILER}
+              ${COMPILER}
               ${PROJECT_SOURCE_DIR}
               ${CLANG}