File jdk11-glibc234.patch of Package java-11-openjdk.21230

--- jdk11u/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c	2021-04-09 11:36:58.000000000 +0200
+++ jdk11u/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c	2021-08-26 15:42:52.326232581 +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 = malloc(SIGSTKSZ);
+    if (altstack == NULL) {
+      fprintf(stderr, "Test ERROR. Unable to malloc altstack space\n");
+      exit(7);
+    }
+  }
 
   stack_t ss = {
     .ss_size = SIGSTKSZ,