tvar.lst

来自「单片及c语言轻松入门的随书光盘」· LST 代码 · 共 58 行

C51 COMPILER V7.06   TVAR                                                                  06/19/2006 17:11:20 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE TVAR
OBJECT MODULE PLACED IN tvar.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE tvar.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <stdarg.h>
   2          #include "reg52.h"
   3          #include <stdio.h> /* 为使用printf函数而加入 */
   4          int varfunc (char *buf, int id, ...) {
   5   1              va_list tag;
   6   1              va_start (tag, id);
   7   1              if (id == 0) {
   8   2                      int arg1;
   9   2                      char *arg2;
  10   2                      long arg3;
  11   2                      arg1 = va_arg (tag, int);
  12   2                      arg2 = va_arg (tag, char *);
  13   2                      arg3 = va_arg (tag, long);
  14   2              }
  15   1              else {
  16   2                      char *arg1;
  17   2                      char *arg2;
  18   2                      long arg3;
  19   2                      arg1 = va_arg (tag, char *);
  20   2                      arg2 = va_arg (tag, char *);
  21   2                      arg3 = va_arg (tag, long);
  22   2              }
  23   1      }
*** WARNING C280 IN LINE 4 OF TVAR.C: 'buf': unreferenced local variable
  24          void caller (void) {
  25   1              char tmp_buffer [10];
  26   1              varfunc (tmp_buffer, 0, 27, "Test Code", 100L);
  27   1              varfunc (tmp_buffer, 1, "Test", "Code", 348L);
  28   1      }
  29          void main()
  30          {
  31   1              for(;;)
  32   1                      caller();
  33   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    253    ----
   CONSTANT SIZE    =     20    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      43
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)