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-rw-r--r--generic/tkTextTag.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/generic/tkTextTag.c b/generic/tkTextTag.c
index a34b74b..af3f235 100644
--- a/generic/tkTextTag.c
+++ b/generic/tkTextTag.c
@@ -169,6 +169,14 @@ TkTextTagCmd(
return TCL_ERROR;
}
tagPtr = TkTextCreateTag(textPtr, Tcl_GetString(objv[3]), NULL);
+ if (tagPtr->elide) {
+ /*
+ * Indices are potentially obsolete after adding or removing
+ * elided character ranges, especially indices having "display"
+ * or "any" submodifier, therefore increase the epoch.
+ */
+ textPtr->sharedTextPtr->stateEpoch++;
+ }
for (i = 4; i < objc; i += 2) {
if (TkTextGetObjIndex(interp, textPtr, objv[i],
&index1) != TCL_OK) {