gcc/c-family:
2017-05-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* c-format.c (local_tree_type_node): Add GTY attribute.

gcc/c:
2017-05-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* config-lang.in (gtfiles): Add c-family/c-format.c.


--- gcc/c-family/c-format.c.jj	2017-05-09 04:47:14.000000000 +0200
+++ gcc/c-family/c-format.c	2017-05-18 13:57:15.235153933 +0200
@@ -54,7 +54,7 @@
 };
 
 /* Initialized in init_dynamic_diag_info.  */
-static tree local_tree_type_node;
+static GTY(()) tree local_tree_type_node;
 
 static bool decode_format_attr (tree, function_format_info *, int);
 static int decode_format_type (const char *);
@@ -4211,3 +4211,5 @@
 } // namespace selftest
 
 #endif /* CHECKING_P */
+
+#include "gt-c-family-c-format.h"
--- gcc/c/config-lang.in.jj	2017-01-01 13:07:43.000000000 +0100
+++ gcc/c/config-lang.in	2017-05-18 14:16:46.469924118 +0200
@@ -29,4 +29,4 @@
 
 target_libs=
 
-gtfiles="\$(srcdir)/c/c-lang.c \$(srcdir)/c/c-tree.h \$(srcdir)/c/c-decl.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-objc.h \$(srcdir)/c-family/c-cppbuiltin.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/c/c-objc-common.c \$(srcdir)/c/c-parser.h \$(srcdir)/c/c-parser.c \$(srcdir)/c/c-lang.h"
+gtfiles="\$(srcdir)/c/c-lang.c \$(srcdir)/c/c-tree.h \$(srcdir)/c/c-decl.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-objc.h \$(srcdir)/c-family/c-cppbuiltin.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/c-family/c-format.c \$(srcdir)/c/c-objc-common.c \$(srcdir)/c/c-parser.h \$(srcdir)/c/c-parser.c \$(srcdir)/c/c-lang.h"