toke.c: Extreme paranoia

diff --git a/toke.c b/toke.c
index 48d4f3d..4997420 100644 (file)
--- a/toke.c
+++ b/toke.c
@@ -9715,7 +9715,9 @@ S_scan_heredoc(pTHX_ register char *s)
        /* s now points to the newline after the heredoc terminator.
           d points to the newline before the body of the heredoc.
         */
-       if (PL_sublex_info.re_eval_start) {
+       /* See the Paranoia note in case LEX_INTERPEND in yylex, for why we
+          check PL_sublex_info.re_eval_str. */
+       if (PL_sublex_info.re_eval_start || PL_sublex_info.re_eval_str) {
            /* Set aside the rest of the regexp */
            if (!PL_sublex_info.re_eval_str)
                PL_sublex_info.re_eval_str =