implicitly and should not lead to an "unused value" warning. */
#define TREE_NO_UNUSED_WARNING(NODE) ((NODE)->common.static_flag)
+/* In a NON_LVALUE_EXPR, this means there was overflow in folding.
+ The folded constant is inside the NON_LVALUE_EXPR. */
+#define TREE_CONSTANT_OVERFLOW(NODE) ((NODE)->common.static_flag)
+
/* Nonzero for a TREE_LIST or TREE_VEC node means that the derivation
chain is via a `virtual' declaration. */
#define TREE_VIA_VIRTUAL(NODE) ((NODE)->common.static_flag)