Merge pull request #2295 from epfl-vlsc/firrtl_blackbox_generic_parameters

[yosys.git] / kernel / hashlib.h

diff --git a/kernel/hashlib.h b/kernel/hashlib.h
index 5c87b55f537ac3020cb53fa5df57f5234baf0a66..a523afadd080db4ddfb6d0e3558252bf1cab068f 100644 (file)
--- a/kernel/hashlib.h
+++ b/kernel/hashlib.h
@@ -363,6 +363,7 @@ public:
        public:
                const_iterator() { }
                const_iterator operator++() { index--; return *this; }
+               const_iterator operator+=(int amt) { index -= amt; return *this; }
                bool operator<(const const_iterator &other) const { return index > other.index; }
                bool operator==(const const_iterator &other) const { return index == other.index; }
                bool operator!=(const const_iterator &other) const { return index != other.index; }
@@ -380,6 +381,7 @@ public:
        public:
                iterator() { }
                iterator operator++() { index--; return *this; }
+               iterator operator+=(int amt) { index -= amt; return *this; }
                bool operator<(const iterator &other) const { return index > other.index; }
                bool operator==(const iterator &other) const { return index == other.index; }
                bool operator!=(const iterator &other) const { return index != other.index; }