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-rw-r--r--generic/tkTextDisp.c5
-rw-r--r--tests/textDisp.test9
2 files changed, 14 insertions, 0 deletions
diff --git a/generic/tkTextDisp.c b/generic/tkTextDisp.c
index 18b373f..f2e760b 100644
--- a/generic/tkTextDisp.c
+++ b/generic/tkTextDisp.c
@@ -4765,6 +4765,11 @@ TextChanged(
}
}
+ while ((lastPtr != NULL)
+ && (lastPtr->index.linePtr == index2Ptr->linePtr)) {
+ lastPtr = lastPtr->nextPtr;
+ }
+
/*
* Delete all the DLines from firstPtr up to but not including lastPtr.
*/
diff --git a/tests/textDisp.test b/tests/textDisp.test
index caba769..f5fbd3d 100644
--- a/tests/textDisp.test
+++ b/tests/textDisp.test
@@ -1192,6 +1192,15 @@ test textDisp-8.12 {TkTextChanged, moving the insert cursor redraws only past an
# cursor is in since this display line was just unlinked in (a).
} {{8.0 9.0} {8.0 12.0} {8.0 12.0} {3.0 8.0} {2.0 3.0}}
+test textDisp-8.13 {TkTextChanged, [06c1433906]} {
+ .t delete 1.0 end
+ .t insert 1.0 \nLine1\nLine2\n
+ update
+ .t insert 3.0 ""
+ .t delete 1.0 2.0
+ update idletasks
+} {}
+
test textDisp-9.1 {TkTextRedrawTag} {
.t configure -wrap char
.t delete 1.0 end