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-rw-r--r--src/include/fst/dfs-visit.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/include/fst/dfs-visit.h b/src/include/fst/dfs-visit.h
index b47c78d..4d93a39 100644
--- a/src/include/fst/dfs-visit.h
+++ b/src/include/fst/dfs-visit.h
@@ -177,7 +177,8 @@ void DfsVisit(const Fst<Arc> &fst, V *visitor, ArcFilter filter) {
// Find next tree root
for (root = root == start ? 0 : root + 1;
root < nstates && state_color[root] != kDfsWhite;
- ++root);
+ ++root) {
+ }
// Check for a state beyond the largest known state
if (!expanded && root == nstates) {