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-rw-r--r--src/libexpr/lexer.l2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libexpr/lexer.l b/src/libexpr/lexer.l
index 225ab3287..7298419d9 100644
--- a/src/libexpr/lexer.l
+++ b/src/libexpr/lexer.l
@@ -12,7 +12,9 @@
%{
+#ifdef __clang__
#pragma clang diagnostic ignored "-Wunneeded-internal-declaration"
+#endif
#include <boost/lexical_cast.hpp>