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-rw-r--r--lib-src/etags.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib-src/etags.c b/lib-src/etags.c
index 0c2c9b949d..26b8a05fd7 100644
--- a/lib-src/etags.c
+++ b/lib-src/etags.c
@@ -5881,7 +5881,7 @@ add_regex (regexp_pattern, lang)
else
re_set_syntax (RE_SYNTAX_EMACS);
- err = re_compile_pattern (pat, strlen (regexp_pattern), patbuf);
+ err = re_compile_pattern (pat, strlen (pat), patbuf);
if (multi_line)
free (pat);
if (err != NULL)