patch 8.0.0165: ubsan warns for integer overflow
Problem: Ubsan warns for integer overflow.
Solution: Swap two conditions. (Dominique Pelle)
diff --git a/src/regexp_nfa.c b/src/regexp_nfa.c
index 919dadc..de22dcb 100644
--- a/src/regexp_nfa.c
+++ b/src/regexp_nfa.c
@@ -50,7 +50,7 @@
NFA_CONCAT, /* concatenate two previous items (postfix
* only) */
NFA_OR, /* \| (postfix only) */
- NFA_STAR, /* greedy * (posfix only) */
+ NFA_STAR, /* greedy * (postfix only) */
NFA_STAR_NONGREEDY, /* non-greedy * (postfix only) */
NFA_QUEST, /* greedy \? (postfix only) */
NFA_QUEST_NONGREEDY, /* non-greedy \? (postfix only) */
@@ -2169,7 +2169,7 @@
* maximum is much larger than the minimum and when the maximum is
* large. Bail out if we can use the other engine. */
if ((nfa_re_flags & RE_AUTO)
- && (maxval > minval + 200 || maxval > 500))
+ && (maxval > 500 || maxval > minval + 200))
return FAIL;
/* Ignore previous call to nfa_regatom() */