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-rw-r--r--src/display/nr-filter-gaussian.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/display/nr-filter-gaussian.cpp b/src/display/nr-filter-gaussian.cpp
index 5a425e53a..ce81df811 100644
--- a/src/display/nr-filter-gaussian.cpp
+++ b/src/display/nr-filter-gaussian.cpp
@@ -59,7 +59,7 @@
static size_t const N = 3;
template<typename InIt, typename OutIt, typename Size>
-void copy_n(InIt beg_in, Size N, OutIt beg_out) {
+inline void copy_n(InIt beg_in, Size N, OutIt beg_out) {
std::copy(beg_in, beg_in+N, beg_out);
}