Patch inspired by file comparison with openjdk@19.

diff -u -r openjdk-10.alt/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c openjdk-10/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c
--- openjdk-10.alt/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c	2023-04-05 15:03:00.070787628 +0200
+++ openjdk-10/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c	2023-04-05 15:29:51.379824348 +0200
@@ -67,8 +67,17 @@
   longjmp(context, 1);
 }
 
-void set_signal_handler() {
-  static char altstack[SIGSTKSZ];
+static char* altstack = NULL;
+
+ void set_signal_handler() {
+  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,
/></form></td></tr>
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<tr><td><span title='2022-01-20 15:28:33 +0100'>2022-01-20</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=ee6bf00b2d89f6acab55b7a82896d99e39c1229b'>gnu: Add uftrace.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/instrumentation.scm: (uftrace): New variable.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Olivier Dion</td></tr>
<tr><td><span title='2022-01-20 15:25:24 +0100'>2022-01-20</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=1c98a39b9dbc79662a092e3ea4441724884bf162'>gnu: Add flamegraph.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/instrumentation.scm (flamegraph): New variable.
</span></span></td><td>Olivier Dion</td></tr>
<tr><td><span title='2021-12-30 13:41:27 +0100'>2021-12-30</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=1758e94c579cdb83f8cb99e84b1816a116aed08a'>gnu: lttng-tools: Update to 2.13.2.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/instrumentation.scm (lttng-tools): Update to 2.13.2.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-12-30 13:41:27 +0100'>2021-12-30</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=c520c7e6ed7c249e198bda23c2e9cb6a7c6b7bd5'>gnu: lttng-ust: Update to 2.13.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/instrumentation.scm (lttng-ust): Update to 2.13.1.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-12-22 09:23:56 +0100'>2021-12-22</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=26b18b0525df5dba160e337c8645b690acaef55a'>gnu: Enable babeltrace Python's bindings.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/instrumentation.scm (babeltrace)
[tests?]: Set to false.
[configure-flags]: Enable Python's plugins and bindings.
[make-flags]: Add output's /lib to linker rpath.

Signed-off-by: Mathieu Othacehe &lt;othacehe@gnu.org&gt;
</span></span></td><td>Olivier Dion</td></tr>
<tr><td><span title='2021-12-18 22:51:54 +0100'>2021-12-18</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=8da63c2c23e90eba0893b19185de17b54ab79136'>gnu: babeltrace, lttng-tools: Simplify inputs.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/instrumentation.scm (babeltrace, lttng-tools): Simplify
inputs.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-12-18 22:51:54 +0100'>2021-12-18</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=72437be5289178e738644226d984744b3dca66f6'>gnu: Move instrumentation tools to instrumentation module.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/linux.scm (lttng-ust, lttng-tools, babeltrace): Move to ...
* gnu/packages/instrumentation.scm: ... here.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Olivier Dion</td></tr>
<tr><td><span title='2021-12-18 22:51:54 +0100'>2021-12-18</span></td><td><a href='/guix/commit/gnu/packages/instrumentation.scm?id=2068e3ccd96dbaac0ca9464e29a8b779890640a3'>gnu: Add Dyninst.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/instrumentation.scm: New file
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Olivier Dion</td></tr>