From 62c1374385b31f33e1ca02d394bc8d6f5ede97a6 Mon Sep 17 00:00:00 2001
From: dianlujitao <dianlujitao@lineageos.org>
Date: Thu, 2 Mar 2023 20:29:25 +0800
Subject: [PATCH] kernel: Check HIP support of clang before disabling it

Old clang releases don't support --hip-path, so passing this flag will
break the build.

Change-Id: If36defb0e74893581849700fb67e6aa4617908a8
---
 build/tasks/kernel.mk | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/build/tasks/kernel.mk b/build/tasks/kernel.mk
index 80a895f0..9189864d 100644
--- a/build/tasks/kernel.mk
+++ b/build/tasks/kernel.mk
@@ -239,7 +239,11 @@ ifneq ($(TARGET_KERNEL_CLANG_COMPILE),false)
     endif
     PATH_OVERRIDE += PATH=$(TARGET_KERNEL_CLANG_PATH)/bin:$$PATH
     ifeq ($(KERNEL_CC),)
-        KERNEL_CC := CC="$(CCACHE_BIN) clang --cuda-path=/dev/null --hip-path=/dev/null"
+        CLANG_EXTRA_FLAGS := --cuda-path=/dev/null
+        ifeq ($(shell $(TARGET_KERNEL_CLANG_PATH)/bin/clang -v --hip-path=/dev/null >/dev/null 2>&1; echo $$?),0)
+            CLANG_EXTRA_FLAGS += --hip-path=/dev/null
+        endif
+        KERNEL_CC := CC="$(CCACHE_BIN) clang $(CLANG_EXTRA_FLAGS)"
     endif
 endif