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-rw-r--r--sysdeps/x86_64/tst-plt-rewritemod2.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/x86_64/tst-plt-rewritemod2.c b/sysdeps/x86_64/tst-plt-rewritemod2.c
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index 0000000000..4a86d736b5
--- /dev/null
+++ b/sysdeps/x86_64/tst-plt-rewritemod2.c
@@ -0,0 +1,32 @@
+/* Check 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/>.  */
+
+/* foo calls func with indirect branch via PLT.  PLT rewrite shouldn't
+   change it to direct branch if func is too far way.  */
+
+#include <support/check.h>
+
+int (*func_p) (void);
+extern int func (void);
+
+void
+foo (void)
+{
+  TEST_VERIFY (func () == 0xbadbeef);
+  TEST_VERIFY (func_p () == 0xbadbeef);
+}