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Diffstat (limited to 'posix')
-rw-r--r--posix/regexec.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/posix/regexec.c b/posix/regexec.c
index c3e6a5b8cb..a29e8ad1ff 100644
--- a/posix/regexec.c
+++ b/posix/regexec.c
@@ -2783,6 +2783,7 @@ get_subexp (re_match_context_t *mctx, Idx bkref_node, Idx bkref_str_idx)
 	    return REG_ESPACE;
 	  err = get_subexp_sub (mctx, sub_top, sub_last, bkref_node,
 				bkref_str_idx);
+	  buf = (const char *) re_string_get_buffer (&mctx->input);
 	  if (err == REG_NOMATCH)
 	    continue;
 	}