From: Roland McGrath <roland@hack.frob.com>
Date: Tue, 18 Mar 2014 02:14:00 +0000 (+0530)
Subject: Work around binutils bugs in 2.23 and older
X-Git-Tag: glibc-2.20~723
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c8f8fa150490ff7d08d3ea8bd9c6dda7d63e2103;p=thirdparty%2Fglibc.git

Work around binutils bugs in 2.23 and older

binutils versions up through at least 2.23 have some bugs that cause
STV_HIDDEN symbols to appear in .dynsyms.
---

diff --git a/ChangeLog b/ChangeLog
index f6c8259625f..aa893395c0c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2014-03-18  Roland McGrath  <roland@hack.frob.com>
+
+	* scripts/abilist.awk: Ignore symbols marked with .hidden.
+
 2014-03-18  Will Newton  <will.newton@linaro.org>
 
 	* sysdeps/unix/sysv/linux/aarch64/sysdep.h: Remove
diff --git a/scripts/abilist.awk b/scripts/abilist.awk
index 6d58f6663b3..52b5b32b752 100644
--- a/scripts/abilist.awk
+++ b/scripts/abilist.awk
@@ -48,6 +48,10 @@ $2 == "g" || $2 == "w" && (NF == 7 || NF == 8) {
   symbol = $NF;
   gsub(/[()]/, "", version);
 
+  # binutils versions up through at least 2.23 have some bugs that
+  # caused STV_HIDDEN symbols to appear in .dynsym, though that is useless.
+  if (NF > 7 && $7 == ".hidden") next;
+
   if (version == "GLIBC_PRIVATE") next;
 
   desc = "";