--- a/intern/cycles/kernel/CMakeLists.txt.orig	2023-07-17 10:22:01.832047192 -0700
+++ b/intern/cycles/kernel/CMakeLists.txt	2023-07-17 10:29:24.980035730 -0700
@@ -612,6 +612,8 @@ if(WITH_CYCLES_HIP_BINARIES AND WITH_CYC
       ${hip_flags}
       --amdgpu-target=${arch}
       ${HIP_HIPCC_FLAGS}
+      
+      -D __HIP__
       --genco
       ${CMAKE_CURRENT_SOURCE_DIR}${hip_kernel_src}
       ${flags}
@@ -690,6 +692,7 @@ if(WITH_CYCLES_DEVICE_HIPRT AND WITH_CYC
     -D HIPCC
     -D __HIPRT__
     -std=c++17
+    -D __HIP__
     -fgpu-rdc
     -c
     --gpu-bundle-output