From: Vladimir Mezentsev <vladimir.mezentsev@oracle.com>
Date: Mon, 21 May 2018 20:30:00 +0000 (+0000)
Subject: re PR target/84923 (gcc.dg/attr-weakref-1.c failed on aarch64)
X-Git-Tag: basepoints/gcc-10~6673
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a3c7081913149383df639270f4972d3d5876b7b3;p=thirdparty%2Fgcc.git

re PR target/84923 (gcc.dg/attr-weakref-1.c failed on aarch64)

        PR gcc/84923
        * varasm.c (weak_finish): Clean up weak_decls.

From-SVN: r260485
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b247c1fd28db..655512627439 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-05-21  Vladimir Mezentsev  <vladimir.mezentsev@oracle.com>
+
+	PR gcc/84923
+	* varasm.c (weak_finish): Clean up weak_decls.
+
 2018-05-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
 	* config/aarch64/aarch64.md ("unspec"): Define UNSPEC_SABAL,
diff --git a/gcc/varasm.c b/gcc/varasm.c
index 85296b4a2ec4..8cf6e1e27582 100644
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -5652,7 +5652,8 @@ weak_finish (void)
       tree alias_decl = TREE_PURPOSE (t);
       tree target = ultimate_transparent_alias_target (&TREE_VALUE (t));
 
-      if (! TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (alias_decl)))
+      if (! TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (alias_decl))
+         || TREE_SYMBOL_REFERENCED (target))
 	/* Remove alias_decl from the weak list, but leave entries for
 	   the target alone.  */
 	target = NULL_TREE;