From: Roland McGrath <roland@redhat.com>
Date: Fri, 23 Jan 2009 11:40:50 +0000 (-0800)
Subject: Test with local-dynamic TLS model as libelf will use.
X-Git-Tag: elfutils-0.140~25^2~5
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=578444434a79a89823425dacab5a918046ca0c81;p=thirdparty%2Felfutils.git

Test with local-dynamic TLS model as libelf will use.
---

diff --git a/configure.ac b/configure.ac
index 657bf5011..24353f63d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -76,7 +76,9 @@ AS_IF([test "x$ac_cv_c99" != xyes],
 
 AC_CACHE_CHECK([for __thread support], ac_cv_tls, [dnl
 AC_LINK_IFELSE([dnl
-AC_LANG_PROGRAM([[static __thread int a; int foo (int b) { return a + b; }]],
+AC_LANG_PROGRAM([[#undef __thread
+static __thread int a __attribute__ ((tls_model ("local-dynamic")));
+int foo (int b) { return a + b; }]],
 		[[exit (foo (0));]])],
 	       ac_cv_tls=yes, ac_cv_tls=no)])
 AS_IF([test "x$ac_cv_tls" != xyes],