From: Daniel Jacobowitz <drow@false.org>
Date: Tue, 14 Nov 2006 03:32:36 +0000 (+0000)
Subject: 	* tls.m4 (GCC_CHECK_TLS): Fall back to a link test.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7173306d0abdd2cb2eb5d806c3e5caf7e39b995a;p=binutils-gdb.git

	* tls.m4 (GCC_CHECK_TLS): Fall back to a link test.
---

diff --git a/config/ChangeLog b/config/ChangeLog
index 57c31f485df..fda6f95a2cd 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2006-11-13  Daniel Jacobowitz  <dan@codesourcery.com>
+
+	* tls.m4 (GCC_CHECK_TLS): Fall back to a link test.
+
 2006-10-14  Geoffrey Keating  <geoffk@apple.com>
 
 	* multi.m4: New file, from automake version 2 branch.
diff --git a/config/tls.m4 b/config/tls.m4
index b7a07309abe..b66b6d758ce 100644
--- a/config/tls.m4
+++ b/config/tls.m4
@@ -13,7 +13,8 @@ AC_DEFUN([GCC_CHECK_TLS], [
 		    [have_tls=yes], [have_tls=no], [])
       LDFLAGS="$save_LDFLAGS"],
       [have_tls=no],
-      [AC_COMPILE_IFELSE([__thread int foo;], [have_tls=yes], [have_tls=no])]
+      [AC_LINK_IFELSE([__thread int a; int b; int main() { return a = b; }],
+	[have_tls=yes], [have_tls=no])]
     )])
   if test "$enable_tls $have_tls" = "yes yes"; then
     AC_DEFINE(HAVE_TLS, 1,