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-rw-r--r--generic/tclTest.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/generic/tclTest.c b/generic/tclTest.c
index d4db7d6..73de305 100644
--- a/generic/tclTest.c
+++ b/generic/tclTest.c
@@ -7766,7 +7766,7 @@ TestNumUtfCharsCmd(
*/
static int
TestGetUniCharCmd(
- ClientData dummy, /* Not used. */
+ TCL_UNUSED(void *),
Tcl_Interp *interp, /* Current interpreter */
int objc, /* Number of arguments */
Tcl_Obj *const objv[] /* Argument strings */