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-rw-r--r--backends/btor/btor.cc6
1 files changed, 3 insertions, 3 deletions
diff --git a/backends/btor/btor.cc b/backends/btor/btor.cc
index aa5299529..bbdcfb70a 100644
--- a/backends/btor/btor.cc
+++ b/backends/btor/btor.cc
@@ -79,7 +79,7 @@ struct BtorWorker
vector<string> info_lines;
dict<int, int> info_clocks;
- void btorf(const char *fmt, ...)
+ void btorf(const char *fmt, ...) YS_ATTRIBUTE(format(printf, 2, 3))
{
va_list ap;
va_start(ap, fmt);
@@ -87,7 +87,7 @@ struct BtorWorker
va_end(ap);
}
- void infof(const char *fmt, ...)
+ void infof(const char *fmt, ...) YS_ATTRIBUTE(format(printf, 2, 3))
{
va_list ap;
va_start(ap, fmt);
@@ -524,7 +524,7 @@ struct BtorWorker
if (cell->type == ID($reduce_xnor)) {
int nid2 = next_nid++;
btorf("%d %s %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
- btorf("%d not %d %d %d\n", nid2, sid, nid);
+ btorf("%d not %d %d\n", nid2, sid, nid);
nid = nid2;
} else {
btorf("%d %s %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());