From a2ead65492c1b6872df30880ca73304b1f3c2ab0 Mon Sep 17 00:00:00 2001
From: Jean Boussier <jean.boussier@gmail.com>
Date: Thu, 10 Apr 2025 17:17:13 +0200
Subject: [PATCH] Allow parsing strings larger than 2GiB

For a reason unknown, even though `pos` is stored as a `long`,
the `#pos` and `#pos=` treat it as an `int`, which prevent
skeeing into strings larger than 2GiB.
---
 ext/strscan/strscan.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ext/strscan/strscan.c b/ext/strscan/strscan.c
index 2824eeb4d9..5db12f3df7 100644
--- a/ext/strscan/strscan.c
+++ b/ext/strscan/strscan.c
@@ -524,7 +524,7 @@ strscan_get_pos(VALUE self)
     struct strscanner *p;
 
     GET_SCANNER(self, p);
-    return INT2FIX(p->curr);
+    return LONG2NUM(p->curr);
 }
 
 /*
@@ -554,7 +554,7 @@ strscan_set_pos(VALUE self, VALUE v)
     long i;
 
     GET_SCANNER(self, p);
-    i = NUM2INT(v);
+    i = NUM2LONG(v);
     if (i < 0) i += S_LEN(p);
     if (i < 0) rb_raise(rb_eRangeError, "index out of range");
     if (i > S_LEN(p)) rb_raise(rb_eRangeError, "index out of range");