From: H.J. Lu <hjl.tools@gmail.com>
Date: Mon, 2 Oct 2017 00:41:20 +0000 (-0700)
Subject: Hide internal __hash_string function [BZ #18822]
X-Git-Tag: glibc-2.27~787
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=57f859bdb7be1acb7eea48aba8edf0c6b5900191;p=thirdparty%2Fglibc.git

Hide internal __hash_string function [BZ #18822]

Hide internal __hash_string function to allow direct access within
libc.so and libc.a without using GOT nor PLT.

	[BZ #18822]
	* intl/hash-string.h (__hash_string): Add attribute_hidden.
---

diff --git a/ChangeLog b/ChangeLog
index 24de2e0a6d3..1d9b8a4bbbd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+	[BZ #18822]
+	* intl/hash-string.h (__hash_string): Add attribute_hidden.
+
 2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #18822]
diff --git a/intl/hash-string.h b/intl/hash-string.h
index 21dcb16739d..e579a7cab31 100644
--- a/intl/hash-string.h
+++ b/intl/hash-string.h
@@ -31,4 +31,5 @@
 /* Defines the so called `hashpjw' function by P.J. Weinberger
    [see Aho/Sethi/Ullman, COMPILERS: Principles, Techniques and Tools,
    1986, 1987 Bell Telephone Laboratories, Inc.]  */
-extern unsigned long int __hash_string (const char *str_param);
+extern unsigned long int __hash_string (const char *str_param)
+     attribute_hidden;