From patchwork Sun Sep 23 01:33:09 2012
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Subject: fix gcc.dg/torture/pr53922.c on darwin
From: Jack Howarth <howarth@bromo.med.uc.edu>
X-Patchwork-Id: 186175
Message-Id: <20120923013309.GA11823@bromo.med.uc.edu>
To: gcc-patches@gcc.gnu.org
Cc: mikestump@comcast.net, rguenther@suse.de
Date: Sat, 22 Sep 2012 21:33:09 -0400

The attached patch eliminates the failures in linkage of the new
gcc.dg/torture/pr53922.c testcase on darwin by passing -Wl,-undefined,dynamic_lookup
to the linker as recommended by the darwin linker developer...

http://gcc.gnu.org/ml/gcc-bugs/2012-09/msg01802.html

Tested on x86_64-apple-darwin11. Okay for gcc trunk and 4.7?
                Jack

2012-09-22  Jack Howarth <howarth@bromo.med.uc.edu>

	gcc.dg/torture/pr53922.c: Use -Wl,-undefined,dynamic_lookup on darwin.


Index: gcc/testsuite/gcc.dg/torture/pr53922.c
===================================================================
--- gcc/testsuite/gcc.dg/torture/pr53922.c	(revision 191648)
+++ gcc/testsuite/gcc.dg/torture/pr53922.c	(working copy)
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-require-weak "" } */
+/* { dg-options "-Wl,-undefined,dynamic_lookup" { target *-*-darwin* } } */
 
 int x(int a)
 {