gnu: mesa: Skip another test.

* gnu/packages/patches/mesa-skip-disk-cache-test.patch: Rename to ...
* gnu/packages/patches/mesa-skip-tests.patch: ... new file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/gl.scm (mesa)[source]: Adjust accordingly.

gnu/local.mk

@@ -1348,7 +1348,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/libmemcached-build-with-gcc7.patch	\
   %D%/packages/patches/libmhash-hmac-fix-uaf.patch		\
   %D%/packages/patches/mediastreamer2-srtp2.patch		\
-  %D%/packages/patches/mesa-skip-disk-cache-test.patch		\
+  %D%/packages/patches/mesa-skip-tests.patch			\
   %D%/packages/patches/mescc-tools-boot.patch			\
   %D%/packages/patches/meson-for-build-rpath.patch		\
   %D%/packages/patches/metabat-fix-compilation.patch		\

gnu/packages/gl.scm

@@ -249,7 +249,7 @@ (define-public mesa
          (base32
           "14m09bk7akj0k02lg8fhvvzbdsashlbdsgl2cw7wbqfj2mhdqwh5"))
         (patches
-         (search-patches "mesa-skip-disk-cache-test.patch"))))
+         (search-patches "mesa-skip-tests.patch"))))
     (build-system meson-build-system)
     (propagated-inputs
       `(;; The following are in the Requires.private field of gl.pc.

gnu/packages/patches/mesa-skip-disk-cache-test.patch

@@ -1,19 +0,0 @@
-disk_cache_create() here looks up the users home directory from <pwd.h>
-which resolves to "/" in the build environment. I could not find an easy
-way to set the home directory to something else, so we disable this test
-for now.
-
---- a/src/compiler/glsl/tests/cache_test.c
-+++ b/src/compiler/glsl/tests/cache_test.c
-@@ -170,11 +170,6 @@
-    unsetenv("MESA_GLSL_CACHE_DIR");
-    unsetenv("XDG_CACHE_HOME");
- 
--   cache = disk_cache_create("test", "make_check", 0);
--   expect_non_null(cache, "disk_cache_create with no environment variables");
--
--   disk_cache_destroy(cache);
--
-    /* Test with XDG_CACHE_HOME set */
-    setenv("XDG_CACHE_HOME", CACHE_TEST_TMP "/xdg-cache-home", 1);
-    cache = disk_cache_create("test", "make_check", 0);

gnu/packages/patches/mesa-skip-tests.patch

@@ -0,0 +1,49 @@
+disk_cache_create() here looks up the users home directory from <pwd.h>
+which resolves to "/" in the build environment. I could not find an easy
+way to set the home directory to something else, so we disable this test
+for now.
+
+--- a/src/compiler/glsl/tests/cache_test.c
++++ b/src/compiler/glsl/tests/cache_test.c
+@@ -170,11 +170,6 @@
+    unsetenv("MESA_GLSL_CACHE_DIR");
+    unsetenv("XDG_CACHE_HOME");
+ 
+-   cache = disk_cache_create("test", "make_check", 0);
+-   expect_non_null(cache, "disk_cache_create with no environment variables");
+-
+-   disk_cache_destroy(cache);
+-
+    /* Test with XDG_CACHE_HOME set */
+    setenv("XDG_CACHE_HOME", CACHE_TEST_TMP "/xdg-cache-home", 1);
+    cache = disk_cache_create("test", "make_check", 0);
+
+This test fails on i686-linux. I couldn't come up with a regex that
+could be used to disable it just on i686-linux, so we disable it
+completely with this patch:
+
+https://gitlab.freedesktop.org/mesa/mesa/-/issues/4091
+
+diff --git a/src/util/meson.build b/src/util/meson.build
+index 0893f64..909b3e0 100644
+--- a/src/util/meson.build
++++ b/src/util/meson.build
+@@ -289,18 +289,6 @@ if with_tests
+      suite : ['util'],
+   )   
+ 
+-  test(
+-    'u_debug_stack',
+-    executable(
+-      'u_debug_stack_test',
+-      files('u_debug_stack_test.cpp'),
+-      include_directories : [inc_include, inc_src, inc_mapi, inc_mesa, inc_gallium, inc_gallium_aux],
+-      dependencies : [idep_mesautil, idep_gtest],
+-      c_args : [c_msvc_compat_args],
+-    ),
+-     suite : ['util'],
+-  )
+-
+   process_test_exe = executable(
+     'process_test',
+     files('process_test.c'),