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authordgp <dgp@users.sourceforge.net>2016-10-28 14:23:25 (GMT)
committerdgp <dgp@users.sourceforge.net>2016-10-28 14:23:25 (GMT)
commite0d5715972ba45f8d23f0349033503b2195b1664 (patch)
treede3ef16c53c4fc75b6df0d0e1880dbffa01042db /generic/tclStringObj.c
parent84a8c8047b4c22b4b2ff8db0695a568676068ada (diff)
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Add warning commentary making important assumptions explicit.
Diffstat (limited to 'generic/tclStringObj.c')
-rw-r--r--generic/tclStringObj.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c
index 86f0c62..67e86c5 100644
--- a/generic/tclStringObj.c
+++ b/generic/tclStringObj.c
@@ -1261,6 +1261,8 @@ Tcl_AppendUnicodeToObj(
* Side effects:
* The string rep of appendObjPtr is appended to the string
* representation of objPtr.
+ * IMPORTANT: This routine does not and MUST NOT shimmer appendObjPtr.
+ * Callers are counting on that.
*
*----------------------------------------------------------------------
*/