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-rw-r--r--methods/rred.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/methods/rred.cc b/methods/rred.cc
index cabb3c456..774b58a40 100644
--- a/methods/rred.cc
+++ b/methods/rred.cc
@@ -150,11 +150,11 @@ class FileChanges {
std::list<struct Change>::iterator where;
size_t pos; // line number is as far left of iterator as possible
- bool pos_is_okay(void)
+ bool pos_is_okay(void) const
{
#ifdef POSDEBUG
size_t cpos = 0;
- std::list<struct Change>::iterator x;
+ std::list<struct Change>::const_iterator x;
for (x = changes.begin(); x != where; ++x) {
assert(x != changes.end());
cpos += x->offset + x->add_cnt;