diff --git a/lang/cem/cemcom.ansi/eval.c b/lang/cem/cemcom.ansi/eval.c
index b85ae8c09..78a283c62 100644
--- a/lang/cem/cemcom.ansi/eval.c
+++ b/lang/cem/cemcom.ansi/eval.c
@@ -860,7 +860,7 @@ store_val(vl, tp)
 		register struct idf *id = vl->vl_data.vl_idf;
 		register struct def *df = id->id_def;
 
-		/* if (df->df_level == L_GLOBAL) { /* } ??? re-examine */
+		/* if (df->df_level == L_GLOBAL) { // } ??? re-examine */
 		if (df->df_sc == GLOBAL
 		    || df->df_sc == EXTERN
 		    || df->df_sc == STATIC) {
@@ -971,7 +971,7 @@ load_val(expr, rlval)
 			C_lpi(id->id_text);
 		}
 		else
-		/* if (df->df_level == L_GLOBAL) { /* } ??? re-examine */
+		/* if (df->df_level == L_GLOBAL) { // } ??? re-examine */
 		if ( df->df_sc == GLOBAL
 		    || df->df_sc == STATIC
 		    || df->df_sc == EXTERN) {
diff --git a/lang/cem/cemcom.ansi/switch.c b/lang/cem/cemcom.ansi/switch.c
index bd7b37a49..59413f668 100644
--- a/lang/cem/cemcom.ansi/switch.c
+++ b/lang/cem/cemcom.ansi/switch.c
@@ -78,7 +78,7 @@ code_startswitch(expp)
 	sh->sh_table = l_table;
 	/* sh->sh_nrofentries = 0; */
 	sh->sh_type = (*expp)->ex_type;	/* the expression switched	*/
-	/* sh->sh_entries = (struct case_entry *) 0; /* case-entry list	*/
+	/* sh->sh_entries = (struct case_entry *) 0; -- case-entry list	*/
 	sh->sh_expr = *expp;
 #ifdef LINT
 	code_expr(sh->sh_expr, RVAL, TRUE, NO_LABEL, NO_LABEL);