mesa: fix build with rust-bindgen

mesa/.signature

@@ -1,5 +1,6 @@
 untrusted comment: verify with /etc/ports/xorg.pub
-RWTSGWF5Q7TndN41WDKUHL6WhYWYbY53k0rJVAIUEawYAnSx97pMLHLIdsm/1LYaEgxBTnARtJow+ZoVXtIAmmX+zOov4dM5EQU=
-SHA256 (Pkgfile) = 9afcb709216219bb39054d5031cbcde8eea981cf15271081699933e34c8415bb
+RWTSGWF5Q7TndA/sVkxhIAk3/m30ppXTYj1gysTJf8o6wUJbzPHeSBg4p9BL6P39ql8avC9t/tOGPArrjXRr56wxfOQBHFhiPAs=
+SHA256 (Pkgfile) = cde04c0d56733ca344523e2a7345e79858145009c508fe75f2dbd299db673dc1
 SHA256 (.footprint) = c4135bcc05c8aa86af291fb40524dae567f84f42711691a3d73675883d37b6c9
 SHA256 (mesa-24.2.1.tar.xz) = fc9a495f3a9af906838be89367564e10ef335e058f88965ad49ccc3e9a3b420b
+SHA256 (30710.patch) = 7c5cfd5c767668cfc7e91542e0f837b0b4749d67a7eafe849a6565b8fc54e512

mesa/30710.patch

@@ -0,0 +1,43 @@
+From 93e96da9458c9d0348f2390dc0bea67cf140b1a0 Mon Sep 17 00:00:00 2001
+From: Karol Herbst <kherbst@redhat.com>
+Date: Sun, 18 Aug 2024 00:08:50 +0200
+Subject: [PATCH] rusticl: do not use CL vector types in bindings and code
+
+Bindgen seems to miscompile them and I kinda thought I've done this
+already in the past, but apparently not.
+
+Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/11722
+Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30710>
+---
+ src/gallium/frontends/rusticl/api/device.rs | 2 +-
+ src/gallium/frontends/rusticl/meson.build   | 1 +
+ 2 files changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/src/gallium/frontends/rusticl/api/device.rs b/src/gallium/frontends/rusticl/api/device.rs
+index 9793092db5ad4..c1cb7902e0371 100644
+--- a/src/gallium/frontends/rusticl/api/device.rs
++++ b/src/gallium/frontends/rusticl/api/device.rs
+@@ -196,7 +196,7 @@ impl CLInfo<cl_device_info> for cl_device_id {
+             // TODO proper retrival from devices
+             CL_DEVICE_MEM_BASE_ADDR_ALIGN => cl_prop::<cl_uint>(0x1000),
+             CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE => {
+-                cl_prop::<cl_uint>(size_of::<cl_ulong16>() as cl_uint)
++                cl_prop::<cl_uint>(16 * size_of::<cl_ulong>() as cl_uint)
+             }
+             CL_DEVICE_NAME => cl_prop::<&str>(&dev.screen().name()),
+             CL_DEVICE_NATIVE_VECTOR_WIDTH_CHAR => cl_prop::<cl_uint>(1),
+diff --git a/src/gallium/frontends/rusticl/meson.build b/src/gallium/frontends/rusticl/meson.build
+index 612e47bfe88e1..1fe75a611444d 100644
+--- a/src/gallium/frontends/rusticl/meson.build
++++ b/src/gallium/frontends/rusticl/meson.build
+@@ -146,6 +146,7 @@ rusticl_opencl_bindings_rs = rust.bindgen(
+     '--raw-line', 'unsafe impl std::marker::Send for _cl_image_desc {}',
+     '--raw-line', 'unsafe impl std::marker::Sync for _cl_image_desc {}',
+     '--allowlist-type', 'cl_.*',
++    '--blocklist-type', '(__)?cl_.*[2348(16)]',
+     '--allowlist-type', 'cl.*_fn',
+     '--allowlist-var', 'CL_.*',
+     # needed for gl_sharing extension
+-- 
+GitLab
+

mesa/Pkgfile

@@ -7,7 +7,8 @@
 name=mesa
 version=24.2.1
 release=1
-source=(https://archive.mesa3d.org/$name-$version.tar.xz)
+source=(https://archive.mesa3d.org/$name-$version.tar.xz
+	30710.patch)
 
 build() {
 	prt-get isinst directx-headers && PKGMK_MESA_GALLIUM+='d3d12,'
@@ -35,6 +36,8 @@ build() {
 
 	printf '%s' "$version-$release" > $name-$version/VERSION
 
+	patch -Np1 -d $name-$version -i $SRC/30710.patch
+
 	meson setup build $name-$version $PKGMK_MESA \
 		--prefix=/usr \
 		--sysconfdir=/etc \