Use reentrant API glibc

[p5sagit/p5-mst-13.2.git] / regcomp.c

diff --git a/regcomp.c b/regcomp.c
index 9be1523..209743e 100644 (file)
--- a/regcomp.c
+++ b/regcomp.c
@@ -1099,7 +1099,10 @@ S_study_chunk(pTHX_ RExC_state_t *pRExC_state, regnode **scanp, I32 *deltap, reg
                      && !deltanext && minnext == 1 ) {
                    /* Try to optimize to CURLYN.  */
                    regnode *nxt = NEXTOPER(oscan) + EXTRA_STEP_2ARGS;
-                   regnode *nxt1 = nxt, *nxt2;
+                   regnode *nxt1 = nxt;
+#ifdef DEBUGGING
+                   regnode *nxt2;
+#endif
 
                    /* Skip open. */
                    nxt = regnext(nxt);
@@ -1107,7 +1110,9 @@ S_study_chunk(pTHX_ RExC_state_t *pRExC_state, regnode **scanp, I32 *deltap, reg
                        && !(PL_regkind[(U8)OP(nxt)] == EXACT
                             && STR_LEN(nxt) == 1))
                        goto nogo;
+#ifdef DEBUGGING
                    nxt2 = nxt;
+#endif
                    nxt = regnext(nxt);
                    if (OP(nxt) != CLOSE)
                        goto nogo;