+2015-06-25 Richard Sandiford <richard.sandiford@arm.com>
+
+ * hash-traits.h (pointer_hash::mark_deleted, pointer_hash::mark_empty)
+ (pointer_hash::is_deleted, pointer_hash::is_empty): New functions.
+
2015-06-25 Richard Sandiford <richard.sandiford@arm.com>
* hash-traits.h (ggc_hasher::remove): Take a reference parameter.