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-rw-r--r--sysdeps/x86_64/tst-plt-rewrite2.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/sysdeps/x86_64/tst-plt-rewrite2.c b/sysdeps/x86_64/tst-plt-rewrite2.c
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--- /dev/null
+++ b/sysdeps/x86_64/tst-plt-rewrite2.c
@@ -0,0 +1,46 @@
+/* Test PLT rewrite with 32-bit displacement overflow.
+   Copyright (C) 2024 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <support/check.h>
+
+extern int (*func_p) (void);
+extern void foo (void);
+
+int
+func (void)
+{
+  return 0xbadbeef;
+}
+
+void
+bar (void)
+{
+  TEST_VERIFY (func_p == &func);
+  TEST_VERIFY (func_p () == 0xbadbeef);
+}
+
+static int
+do_test (void)
+{
+  func_p = &func;
+  foo ();
+  bar ();
+  return 0;
+}
+
+#include <support/test-driver.c>