From aab82f4c201a2612c0fb6d5b66d8e4ce2f036f1c Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Wed, 10 May 2017 09:28:00 -0700
Subject: x86-64: Use .plt.bnd for IFUNC function address

When -z bndplt is used, we must use the .plt.bnd entry for IFUNC function
address.

bfd/

	PR ld/21481
	* elf64-x86-64.c (elf_x86_64_finish_dynamic_symbol): Use .plt.bnd
	for IFUNC function address.

ld/

	PR ld/21481
	* testsuite/ld-x86-64/pr21481a.c: New file.
	* testsuite/ld-x86-64/pr21481b.S: Likewise.
	* testsuite/ld-x86-64/x86-64.exp: Run PR ld/21481 tests.
---
 ld/testsuite/ld-x86-64/x86-64.exp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'ld/testsuite/ld-x86-64/x86-64.exp')

diff --git a/ld/testsuite/ld-x86-64/x86-64.exp b/ld/testsuite/ld-x86-64/x86-64.exp
index 84cc7d7..61032aa 100644
--- a/ld/testsuite/ld-x86-64/x86-64.exp
+++ b/ld/testsuite/ld-x86-64/x86-64.exp
@@ -1316,6 +1316,24 @@ if { [isnative] && [which $CC] != 0 } {
 		"pr20800" \
 		"pass.out" \
 	    ] \
+	    [list \
+		"Run pr21481a" \
+		"$NOPIE_LDFLAGS -Wl,-z,bndplt" \
+		"" \
+		{ pr21481a.c pr21481b.S } \
+		"pr21481a" \
+		"pass.out" \
+		"$NOPIE_CFLAGS" \
+	    ] \
+	    [list \
+		"Run pr21481b" \
+		"$NOPIE_LDFLAGS -Wl,-z,bndplt,-z,now" \
+		"" \
+		{ pr21481a.c pr21481b.S } \
+		"pr21481b" \
+		"pass.out" \
+		"$NOPIE_CFLAGS" \
+	    ] \
 	]
     }
 
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