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Date:      Wed, 14 Jan 2026 19:04:09 +0000
From:      Dimitry Andric <dim@FreeBSD.org>
To:        ports-committers@FreeBSD.org, dev-commits-ports-all@FreeBSD.org, dev-commits-ports-main@FreeBSD.org
Subject:   git: 2b49118158d0 - main - graphics/drm-66-kmod: fix build with clang 21
Message-ID:  <6967e8a9.3e232.3fde70d3@gitrepo.freebsd.org>

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The branch main has been updated by dim:

URL: https://cgit.FreeBSD.org/ports/commit/?id=2b49118158d0aa7cb20d98e470ee080ee0fdc931

commit 2b49118158d0aa7cb20d98e470ee080ee0fdc931
Author:     Dimitry Andric <dim@FreeBSD.org>
AuthorDate: 2026-01-05 00:19:34 +0000
Commit:     Dimitry Andric <dim@FreeBSD.org>
CommitDate: 2026-01-14 19:02:31 +0000

    graphics/drm-66-kmod: fix build with clang 21
    
    With clang 21 graphics/drm-66-kmod fails to compile, with errors similar
    to:
    
        In file included from /wrkdirs/usr/ports/graphics/drm-66-kmod/work/drm-kmod-drm_v6.6.25_9/drivers/gpu/drm/i915/i915_active.c:12:
        /wrkdirs/usr/ports/graphics/drm-66-kmod/work/drm-kmod-drm_v6.6.25_9/drivers/gpu/drm/i915/gt/intel_ring.h:63:2: error: default initialization of an object of type 'typeof (ring->size)' (aka 'const unsigned int') leaves the object uninitialized [-Werror,-Wdefault-const-init-var-unsafe]
           63 |         typecheck(typeof(ring->size), next);
              |         ^
        /usr/src/sys/compat/linuxkpi/common/include/linux/typecheck.h:31:9: note: expanded from macro 'typecheck'
           31 | ({      type __var1; \
              |              ^
    
    The thread at https://lkml.org/lkml/2025/5/6/1681 appears to imply that
    it is safe to suppress the new -Wdefault-const-init-var-unsafe warning.
    
    PR:             292192
    Approved by:    emaste (maintainer)
    MFH:            2026Q1
---
 graphics/drm-66-kmod/Makefile | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/graphics/drm-66-kmod/Makefile b/graphics/drm-66-kmod/Makefile
index db1e64b0f5ea..17fcea735cd2 100644
--- a/graphics/drm-66-kmod/Makefile
+++ b/graphics/drm-66-kmod/Makefile
@@ -54,8 +54,14 @@ PLIST_SUB+=	I915="@comment "
 
 MAKE_ENV+=	MAKEOBJDIRPREFIX=${WRKSRC}/obj
 
+.include <bsd.port.pre.mk>
+
+.if ${COMPILER_TYPE} == clang && ${COMPILER_VERSION} >= 211
+CFLAGS+=	-Wno-default-const-init-var-unsafe
+.endif
+
 pre-build:
 		${MKDIR} ${WRKSRC}/obj
 		(cd ${WRKSRC} ; ${SETENV} ${MAKE_ENV} ${MAKE_CMD} obj)
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>


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