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-rw-r--r--gr-blocks/include/gnuradio/blocks/vector_source.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/gr-blocks/include/gnuradio/blocks/vector_source.h b/gr-blocks/include/gnuradio/blocks/vector_source.h
index 189bdadb4b..ae25d85b62 100644
--- a/gr-blocks/include/gnuradio/blocks/vector_source.h
+++ b/gr-blocks/include/gnuradio/blocks/vector_source.h
@@ -71,7 +71,7 @@ template<class T>
typedef boost::shared_ptr< vector_source<T> > sptr;
static sptr make(const std::vector<T> &data,
- bool repeat=false, int vlen=1,
+ bool repeat=false, unsigned int vlen=1,
const std::vector<tag_t> &tags=std::vector<tag_t>());
virtual void rewind() = 0;