Add a lex option to avoid:
lex.c:1173:17: warning: ‘yyunput’ defined but not used
lex.c:1214:16: warning: ‘input’ defined but not used
---
src/lex.l | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/src/lex.l b/src/lex.l
index d590e9f..8a99bbc 100644
--- a/src/lex.l
+++ b/src/lex.l
@@ -21,6 +21,8 @@ int line_no = 1;
#define YY_FATAL_ERROR(msg) fprintf(stderr, "%s\n", msg)
%}
+%option nounput noinput
+
%%
\n {line_no++;}
[ \t] {/* DO NOTHING */}
--
1.7.4.1
------------------------------------------------------------------------------
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