user/xorg-gtest: remove atrocious hack so arm64 builds

user/xorg-gtest/APKBUILD

@@ -11,7 +11,9 @@ license="MIT AND BSD-3-Clause"
 depends=""
 makedepends="libx11-dev libxi-dev util-macros xorg-server-dev xf86-video-dummy"
 subpackages="$pkgname-dev"
-source="https://gitlab.freedesktop.org/xorg/test/xorg-gtest/-/archive/xorg-gtest-$pkgver/xorg-gtest-xorg-gtest-$pkgver.tar.bz2"
+source="https://gitlab.freedesktop.org/xorg/test/xorg-gtest/-/archive/xorg-gtest-$pkgver/xorg-gtest-xorg-gtest-$pkgver.tar.bz2
+	remove-ridiculous-va_list-hacks.patch
+	"
 builddir="$srcdir"/$pkgname-$pkgname-$pkgver
 
 prepare() {
@@ -45,4 +47,5 @@ package() {
 	done
 }
 
-sha512sums="100746225dd6b24f030893da7b960c2f2562fa9f5d02ee7fca3eb99c40e3ae17d408d5e3c4e99e05e3767984d48648d5a42473a9922d699cf1281290af1eb86c  xorg-gtest-xorg-gtest-0.7.1.tar.bz2"
+sha512sums="100746225dd6b24f030893da7b960c2f2562fa9f5d02ee7fca3eb99c40e3ae17d408d5e3c4e99e05e3767984d48648d5a42473a9922d699cf1281290af1eb86c  xorg-gtest-xorg-gtest-0.7.1.tar.bz2
+14055ccca54d083d231084acda63b0769946d1d2d8243752842c1043db6638ac3e581021bb61e6e2b97566b075ed345a2949646886281e58a1e3679d949d2f34  remove-ridiculous-va_list-hacks.patch"

user/xorg-gtest/remove-ridiculous-va_list-hacks.patch

+--- xorg-gtest-xorg-gtest-0.7.1/src/process.cpp.old	2013-02-24 22:15:08.000000000 +0000
++++ xorg-gtest-xorg-gtest-0.7.1/src/process.cpp	2019-04-09 16:12:31.822094989 +0000
+@@ -126,15 +126,12 @@
+ 
+ void xorg::testing::Process::Start(const std::string& program, va_list args) {
+   std::vector<std::string> argv;
+-
+-  if (args) {
+-    char *arg;
+-    do {
+-      arg = va_arg(args, char*);
+-      if (arg)
+-        argv.push_back(std::string(arg));
+-    } while (arg);
+-  }
++  char *arg;
++  do {
++    arg = va_arg(args, char*);
++    if (arg)
++      argv.push_back(std::string(arg));
++  } while (arg);
+ 
+   Start(program, argv);
+ }