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-rw-r--r--src/flex-scanner.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/flex-scanner.h b/src/flex-scanner.h
index 238ca881..08c0e62c 100644
--- a/src/flex-scanner.h
+++ b/src/flex-scanner.h
@@ -106,6 +106,9 @@ static struct obstack obstack_for_string;
# define STRING_GROW() \
obstack_grow (&obstack_for_string, yytext, yyleng)
+# define STRING_SGROW(String) \
+ obstack_sgrow (&obstack_for_string, String)
+
# define STRING_FINISH() \
(last_string = obstack_finish0 (&obstack_for_string))