From: Zoltan Herczeg <zherczeg7@gmail.com>
Date: Sun, 25 Jan 2026 05:38:11 +0000 (+0100)
Subject: Backport of pcre2-10.48-Fix-scan-prefix-repeat-reset.patch
X-Git-Tag: archive/raspbian/10.46-1_deb13u2+rpi1^2~8
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Backport of pcre2-10.48-Fix-scan-prefix-repeat-reset.patch

Cherry-pick of 7a33b226fe0dc243cbed47fcbe49025ec4aea125

Fix repeat reset for scan prefix (#875)

(cherry picked from commit f945e356e0ba203a974717af2cff0baee01f1db4)
---

diff --git a/src/pcre2_jit_compile.c b/src/pcre2_jit_compile.c
index 175eb68..90592c1 100644
--- a/src/pcre2_jit_compile.c
+++ b/src/pcre2_jit_compile.c
@@ -6107,6 +6107,7 @@ while (TRUE)
       repeat = GET2(cc, 1);
       if (repeat <= 0)
         {
+        repeat = 1;
         chars_end = chars;
         continue;
         }
diff --git a/src/pcre2_jit_test.c b/src/pcre2_jit_test.c
index a7ade44..b336abe 100644
--- a/src/pcre2_jit_test.c
+++ b/src/pcre2_jit_test.c
@@ -277,6 +277,7 @@ static struct regression_test_case regression_test_cases[] = {
 	{ CM, A, 0, 0, "a1277|a1377|bx487", "bX487" },
 	{ 0, A, 0, 0, "(a|)b*+a", "a" },
 	{ 0, A, 0, 0 | F_NOMATCH, "(.|.|.|.|.)(|.|.|.|.)(.||.|.|.)(.|.||.|.)(.|.|.||.)(.|.|.|.|)(A|.|.|.|.)(.|A|.|.|.)(.|.|A|.|.)(.|.|.|A|.)(.|.|.|.|A)(B|.|.|.|.)(.|B|.|.|.)(.|.|B|.|.)(.|.|.|B|.)(.|.|.|.|B)xa", "1234567890123456ax" },
+	{ 0, A, 0, 0, "(CHAN|LINE)[ab]{0,2}", "LINE" },
 
 	/* Greedy and non-greedy ? operators. */
 	{ MU, A, 0, 0, "(?:a)?a", "laab" },