From fd5e04a35122c62584da5a9558f3b744a2d09692 Mon Sep 17 00:00:00 2001
From: zherczeg <zherczeg@6239d852-aaf2-0410-a92c-79f79f948069>
Date: Tue, 27 Oct 2020 08:16:04 +0000
Subject: [PATCH] Fixed a word boundary check bug in JIT when partial matching
 is enabled.
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git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@1280 6239d852-aaf2-0410-a92c-79f79f948069
Petr Písař: Ported to 10.35.
---
 src/pcre2_jit_compile.c | 2 ++
 testdata/testinput10    | 4 ++++
 testdata/testoutput10   | 6 ++++++

diff --git a/src/pcre2_jit_compile.c b/src/pcre2_jit_compile.c
index 04f0278..1977d28 100644
--- a/src/pcre2_jit_compile.c
+++ b/src/pcre2_jit_compile.c
@@ -6571,9 +6571,11 @@ if (common->invalid_utf)
 
   if (common->mode != PCRE2_JIT_COMPLETE)
     {
+    OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP1, 0);
     OP1(SLJIT_MOV, TMP2, 0, STR_PTR, 0);
     move_back(common, NULL, TRUE);
     check_start_used_ptr(common);
+    OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0);
     OP1(SLJIT_MOV, STR_PTR, 0, TMP2, 0);
     }
   }
diff --git a/testdata/testinput10 b/testdata/testinput10
index efd3298..53e37cb 100644
--- a/testdata/testinput10
+++ b/testdata/testinput10
@@ -613,4 +613,8 @@
 /A/utf,match_invalid_utf,caseless
     \xe5A
 
+/\bch\b/utf,match_invalid_utf
+    qchq\=ph
+    qchq\=ps
+
 # End of testinput10
diff --git a/testdata/testoutput10 b/testdata/testoutput10
index 2a3803f..d408510 100644
--- a/testdata/testoutput10
+++ b/testdata/testoutput10
@@ -1875,4 +1875,10 @@ Subject length lower bound = 1
     \xe5A
  0: A
 
+/\bch\b/utf,match_invalid_utf
+    qchq\=ph
+Partial match: 
+    qchq\=ps
+Partial match: 
+
 # End of testinput10
-- 
2.25.4