Fix bug in UTF-16 checker returning wrong offset for missing low surrogate.

git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@1226 6239d852-aaf2-0410-a92c-79f79f948069

1 files changed, 10 insertions, 1 deletions

diff --git a/testdata/testoutput12-16 b/testdata/testoutput12-16
index b944311..6e545c3 100644
--- a/testdata/testoutput12-16
+++ b/testdata/testoutput12-16
@@ -533,7 +533,7 @@ Failed: error -26: UTF-16 error: isolated low surrogate at offset 2
     XX\x{110000}
 ** Failed: character \x{110000} is greater than 0x10ffff and so cannot be converted to UTF-16
     XX\x{d800}\x{1234}
-Failed: error -25: UTF-16 error: invalid low surrogate at offset 3
+Failed: error -25: UTF-16 error: invalid low surrogate at offset 2
 \= Expect no match
     XX\x{d800}\=offset=3
 No match
@@ -1576,6 +1576,15 @@ No match
 No match
     A\x{110000}B 
 ** Failed: character \x{110000} is greater than 0x10ffff and so cannot be converted to UTF-16
+    
+/aa/utf,ucp,match_invalid_utf,global
+    aa\x{d800}aa
+ 0: aa
+ 0: aa
+
+/aa/utf,ucp,match_invalid_utf,global
+    \x{d800}aa
+ 0: aa
 
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