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-rw-r--r--gcc/ada/gcc-interface/ada-tree.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/ada/gcc-interface/ada-tree.h b/gcc/ada/gcc-interface/ada-tree.h
index de47afcebc0..2b14b95cdef 100644
--- a/gcc/ada/gcc-interface/ada-tree.h
+++ b/gcc/ada/gcc-interface/ada-tree.h
@@ -25,7 +25,7 @@
/* The resulting tree type. */
union GTY((desc ("0"),
- chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
+ chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
lang_tree_node
{
union tree_node GTY((tag ("0"),