@@ -13,6 +13,9 @@ Core and Builtins
 - Issue #10125: Don't segfault when the iterator passed to ``file.writelines()``
   closes the file.
 
+- Issue #10186: Fix the SyntaxError caret when the offset is equal to the length
+  of the offending line.
+
 - Issue #9997: Don't let the name "top" have special significance in scope
   resolution.
 
 
@@ -1045,8 +1045,6 @@ print_error_text(PyObject *f, int offset, const char *text)
 {
     char *nl;
     if (offset >= 0) {
-        if (offset > 0 && offset == (int)strlen(text))
-            offset--;
         for (;;) {
             nl = strchr(text, '\n');
             if (nl == NULL || nl-text >= offset)
Original file line number	Diff line number	Diff line change
`@@ -1045,8 +1045,6 @@ print_error_text(PyObject f, int offset, const char text)`
`1045`	`1045`	`{`
`1046`	`1046`	`char *nl;`
`1047`	`1047`	`if (offset >= 0) {`
`1048`		`- if (offset > 0 && offset == (int)strlen(text))`
`1049`		`- offset--;`
`1050`	`1048`	`for (;;) {`
`1051`	`1049`	`nl = strchr(text, '\n');`
`1052`	`1050`	`if (nl == NULL \|\| nl-text >= offset)`