PR c++/58672

	* decl2.c (handle_tls_init): Handle null init fn.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@207363 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 4f38a6d..858510d 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,8 @@
 2014-01-31  Jason Merrill  <jason@redhat.com>
 
+       PR c++/58672
+       * decl2.c (handle_tls_init): Handle null init fn.
+
        PR c++/55800
        * decl2.c (get_tls_init_fn): Copy DECL_EXTERNAL from the variable.
 

diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index 2216591..35707a0 100644 (file)
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -4036,6 +4036,8 @@ handle_tls_init (void)
       if (TREE_PUBLIC (var))
        {
           tree single_init_fn = get_tls_init_fn (var);
+         if (single_init_fn == NULL_TREE)
+           continue;
          cgraph_node *alias
            = cgraph_same_body_alias (cgraph_get_create_node (fn),
                                      single_init_fn, fn);

diff --git a/gcc/testsuite/g++.dg/tls/thread_local-ice2.C b/gcc/testsuite/g++.dg/tls/thread_local-ice2.C
new file mode 100644 (file)
index 0000000..53bc297
--- /dev/null
+++ b/gcc/testsuite/g++.dg/tls/thread_local-ice2.C
@@ -0,0 +1,11 @@
+// PR c++/58672
+// { dg-options "-std=c++11" }
+// { dg-require-effective-target tls }
+
+struct A
+{
+  A(int);
+  i;                           // { dg-error "" }
+};
+
+thread_local A a(0);