Patch taken from file comparison with openjdk@19.

diff -u -r openjdk-9.alt/hotspot/test/runtime/StackGuardPages/exeinvoke.c openjdk-9/hotspot/test/runtime/StackGuardPages/exeinvoke.c
--- openjdk-9.alt/hotspot/test/runtime/StackGuardPages/exeinvoke.c	2023-04-05 13:46:58.689964892 +0200
+++ openjdk-9/hotspot/test/runtime/StackGuardPages/exeinvoke.c	2023-04-05 14:15:52.435613325 +0200
@@ -67,8 +67,17 @@
   longjmp(context, 1);
 }
 
+static char* altstack = NULL;
+
 void set_signal_handler() {
-  static char altstack[SIGSTKSZ];
+  if (altstack == NULL) {
+    // Dynamically allocated in case SIGSTKSZ is not constant
+    altstack = (char*)malloc(SIGSTKSZ);
+    if (altstack == NULL) {
+      fprintf(stderr, "Test ERROR. Unable to malloc altstack space\n");
+      exit(7);
+    }
+  }
 
   stack_t ss = {
     .ss_size = SIGSTKSZ,
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<tr><td><span title='2021-04-28 15:51:12 +0200'>2021-04-28</span></td><td><a href='/guix/commit/gnu/tests/install.scm?id=95b3fc12bce680e8e1dafffc62c7b1754352de7e'>tests: Add gui-uefi-installed-os test.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/installer/tests.scm (conclude-installation): Rename it into ...
(start-installation): ... this new procedure.
(complete-installation): New procedure.
(choose-partitioning): Add an uefi-support? argument.
* gnu/tests/install.scm (uefi-firmware): New procedure.
(run-install, qemu-command/writable-image, gui-test-program,
installation-target-os-for-gui-tests): Add an uefi-support? argument.
(%extra-packages): Add grub-efi, fatfsck/static and dosfstools.
(%test-gui-installed-os): New variable.
</span></span></td><td>Mathieu Othacehe</td></tr>