1 files changed, 61 insertions, 0 deletions
diff --git a/sim/testsuite/sim/cris/c/clone4.c b/sim/testsuite/sim/cris/c/clone4.c
new file mode 100644
index 00000000000..81489ddc419
--- /dev/null
+++ b/sim/testsuite/sim/cris/c/clone4.c
@@ -0,0 +1,61 @@
+/* Check that TRT happens when we reach the #threads implementation limit.
+#notarget: cris*-*-elf
+*/
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <limits.h>
+#include <unistd.h>
+#include <sched.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+int
+process (void *arg)
+{
+  int i;
+
+  for (i = 0; i < 500; i++)
+    if (sched_yield ())
+      abort ();
+
+  return 0;
+}
+
+int
+main (void)
+{
+  int pid;
+  int i;
+  int stacksize = 16384;
+
+  for (i = 0; i < 1000; i++)
+    {
+      char *stack = malloc (stacksize);
+      if (stack == NULL)
+	abort ();
+
+      pid = clone (process, (char *) stack + stacksize - 64,
+		   (CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND)
+		   | SIGCHLD, "ab");
+      if (pid <= 0)
+	{
+	  /* FIXME: Read sysconf instead of magic number.  */
+	  if (i < 60)
+	    {
+	      fprintf (stderr, "Bad clone %d\n", pid);
+	      abort ();
+	    }
+
+	  if (errno == EAGAIN)
+	    {
+	      printf ("pass\n");
+	      exit (0);
+	    }
+	}
+    }
+
+  abort ();
+}