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-rw-r--r--elf/tst-execstack-needed.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/elf/tst-execstack-needed.c b/elf/tst-execstack-needed.c
new file mode 100644
index 0000000000..03090f7dd6
--- /dev/null
+++ b/elf/tst-execstack-needed.c
@@ -0,0 +1,36 @@
+/* Test program for making nonexecutable stacks executable
+ on DT_NEEDED load of a DSO that requires executable stacks. */
+
+#include <dlfcn.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <error.h>
+
+extern void tryme (void); /* from tst-execstack-mod.so */
+
+static void deeper (void (*f) (void));
+
+static int
+do_test (void)
+{
+ tryme ();
+
+ /* Test that growing the stack region gets new executable pages too. */
+ deeper (&tryme);
+
+ return 0;
+}
+
+static void
+deeper (void (*f) (void))
+{
+ char stack[1100 * 1024];
+ memfrob (stack, sizeof stack);
+ (*f) ();
+ memfrob (stack, sizeof stack);
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"