+2013-11-12 Joseph Myers <joseph@codesourcery.com>
+
+ * c-tree.h (struct c_declspecs): Add thread_gnu_p field.
+ * c-parser.c (c_parser_declspecs): Mention _Thread_local in
+ comment.
+ * c-decl.c (shadow_tag_warned, grokdeclarator): Mention __thread
+ or _Thread_local as appropriate in diagnostics.
+ (build_null_declspecs): Initialize ret->thread_gnu_p.
+ (declspecs_add_scspec): Handle either __thread or _Thread_local
+ for RID_THREAD. Diagnose _Thread_local for pre-C11 standards if
+ pedantic. Do not disallow _Thread_local extern and _Thread_local
+ static.
+
2013-11-07 Joseph Myers <joseph@codesourcery.com>
Andrew MacLeod <amacleod@redhat.com>