--- i915/Makefile.orig	2025-12-11 14:11:14 UTC
+++ i915/Makefile
@@ -360,6 +360,9 @@ CWARNFLAGS += -Wno-pointer-arith -Wno-format -Wno-cast
 # Reason: More or less all files need it due to use of test_bit() macro
 # error: cast from 'const unsigned long *' to 'volatile unsigned long *'
 CWARNFLAGS += -Wno-pointer-arith -Wno-format -Wno-cast-qual
+.if ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} >= 210000
+CWARNFLAGS += -Wno-default-const-init-var-unsafe
+.endif
 
 CWARNFLAGS.intel_acpi.c=	-Wno-incompatible-pointer-types
 CWARNFLAGS.intel_audio.c=	-Wno-unused-function