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-rw-r--r--frontends/ilang/lexer.l7
1 files changed, 7 insertions, 0 deletions
diff --git a/frontends/ilang/lexer.l b/frontends/ilang/lexer.l
index 000919275..6557f98ab 100644
--- a/frontends/ilang/lexer.l
+++ b/frontends/ilang/lexer.l
@@ -23,9 +23,16 @@
*/
%{
+
+#ifdef __clang__
+// bison generates code using the 'register' storage class specifier
+#pragma clang diagnostic ignored "-Wdeprecated-register"
+#endif
+
#include "kernel/rtlil.h"
#include "parser.tab.h"
void update_autoidx(const char *p);
+
%}
%option yylineno