[libxml2] Fix column number accounting in xmlParse*NameAndCompare

[Nick Wellnhofer <nwellnhof src gnome org>]

commit b82fa3dd26a72c89ced293d06269eb97bb252d76
Author: Nick Wellnhofer <wellnhofer aevum de>
Date:   Sun Aug 9 14:50:46 2020 +0200

    Fix column number accounting in xmlParse*NameAndCompare
    
    Thanks to Frederic Vancraeyveldt for the report.

 parser.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/parser.c b/parser.c
index e3d750eb1..f11ad51fe 100644
--- a/parser.c
+++ b/parser.c
@@ -3487,10 +3487,10 @@ xmlParseNameAndCompare(xmlParserCtxtPtr ctxt, xmlChar const *other) {
     while (*in != 0 && *in == *cmp) {
        ++in;
        ++cmp;
-       ctxt->input->col++;
     }
     if (*cmp == 0 && (*in == '>' || IS_BLANK_CH (*in))) {
        /* success */
+       ctxt->input->col += in - ctxt->input->cur;
        ctxt->input->cur = in;
        return (const xmlChar*) 1;
     }
@@ -8820,6 +8820,7 @@ xmlParseQNameAndCompare(xmlParserCtxtPtr ctxt, xmlChar const *name,
        }
        if (*cmp == 0 && (*in == '>' || IS_BLANK_CH (*in))) {
            /* success */
+            ctxt->input->col += in - ctxt->input->cur;
            ctxt->input->cur = in;
            return((const xmlChar*) 1);
        }