Fix fall through comment in ia64/

[Marek Polacek]

Someone would hit this sooner or later.

Applying to trunk.

2016-09-27  Marek Polacek  <pola...@redhat.com>

        * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
        comment.

diff --git gcc/config/ia64/ia64.c gcc/config/ia64/ia64.c
index 573872e..d32823a 100644
--- gcc/config/ia64/ia64.c
+++ gcc/config/ia64/ia64.c
@@ -5550,7 +5550,7 @@ ia64_print_operand (FILE * file, rtx x, int code)
     case POST_DEC:
     case POST_MODIFY:
       x = XEXP (x, 0);
-      /* ... fall through ...  */
+      /* fall through */
 
     case REG:
       fputs (reg_names [REGNO (x)], file);

        Marek