re PR c++/51992 (internal compiler error: tree code ‘target_expr’ is not supported in LTO streams)

	PR c++/51992
	* tree.c (find_decls_types_in_node): Walk gimple_call_fntype.

From-SVN: r183527

1 files changed, 3 insertions, 0 deletions

diff --git a/gcc/tree.c b/gcc/tree.c
index ec78616..34bcb39 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -5037,6 +5037,9 @@ find_decls_types_in_node (struct cgraph_node *n, struct free_lang_data_d *fld)
 	{
 	  gimple stmt = gsi_stmt (si);
 
+	  if (is_gimple_call (stmt))
+	    find_decls_types (gimple_call_fntype (stmt), fld);
+
 	  for (i = 0; i < gimple_num_ops (stmt); i++)
 	    {
 	      tree arg = gimple_op (stmt, i);