Bug#1002872: Reply to: libgl1-mesa-dri: crashes on pre-SSE2 CPUs due to movsd

[Alyssa Rosenzweig <alyssa@rosenzweig.io>]

Hi,

I've been prepared an NMU and will be having it uploaded to DELAYED/4.

Patch below.

Alyssa

---

diff -u mesa-21.3.5/debian/changelog mesa-21.3.5/debian/changelog
--- mesa-21.3.5/debian/changelog
+++ mesa-21.3.5/debian/changelog
@@ -1,3 +1,12 @@
+mesa (21.3.5-1.1) unstable; urgency=medium
+
+  * Non-maintainer upload.
+
+  [ Timo Aaltonen ]
+  * rules: Disable sse2 on i386. (Closes: #1002872)
+
+ -- Alyssa Rosenzweig <alyssa@rosenzweig.io>  Sat, 26 Feb 2022 17:15:46 -0500
+
 mesa (21.3.5-1) unstable; urgency=medium
 
   * New upstream release.
diff -u mesa-21.3.5/debian/rules mesa-21.3.5/debian/rules
--- mesa-21.3.5/debian/rules
+++ mesa-21.3.5/debian/rules
@@ -43,6 +43,7 @@
 
 confflags_DRI3 = -Ddri3=disabled
 confflags_OSMESA =  -Dosmesa=true
+confflags_SSE2 = -Dsse2=true
 
 # hurd doesn't do direct rendering
 ifeq ($(DEB_HOST_ARCH_OS), hurd)
@@ -135,6 +136,9 @@
   endif
 endif
 
+ifeq ($(DEB_HOST_ARCH), i386)
+	confflags_SSE2 = -Dsse2=false
+endif
 
 empty:=
 space := $(empty) $(empty)
@@ -168,6 +172,7 @@
 	$(confflags_GALLIUM) \
 	$(confflags_GLES) \
 	$(confflags_OSMESA) \
+	$(confflags_SSE2) \
 	$(confflags_VALGRIND) \
 	$(confflags_VULKAN)