From 097d8a16c4ccdf6405c094db6c5fa3de7943464c Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Sat, 11 Oct 2025 08:51:19 +0200
Subject: intervalsoverlap errata

---
 regalloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/regalloc.c b/regalloc.c
index b14f889..165b1cb 100644
--- a/regalloc.c
+++ b/regalloc.c
@@ -424,7 +424,7 @@ static bool
 intervaloverlap(struct interval *a, struct interval *b)
 {
    for (int i = 0, j = 0; i < a->nrange && j < b->nrange; ) {
-      struct range r1 = itrange(a, i), r2 = itrange(b, 2);
+      struct range r1 = itrange(a, i), r2 = itrange(b, j);
       if (rangeoverlap(r1, r2)) return 1;
       if (r1.to <= r2.from) ++i;
       else ++j;
-- 
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