1  /* PR middle-end/96384 - bogus -Wstringop-overflow= storing into
       2     multidimensional array with index in range
       3     { dg-do compile }
       4     { dg-options "-O2 -Wall" } */
       5  
       6  #define SHRT_MAX   __SHRT_MAX__
       7  #define SHRT_MIN   (-SHRT_MAX - 1)
       8  #define INT_MAX    __INT_MAX__
       9  #define INT_MIN    (-INT_MAX - 1)
      10  #define LONG_MAX   __LONG_MAX__
      11  #define LONG_MIN   (-LONG_MAX - 1)
      12  
      13  #define USHRT_MAX  (SHRT_MAX * 2 + 1)
      14  #define UINT_MAX   ~0U
      15  #define ULONG_MAX  ~0LU
      16  
      17  char ca3_5_7[3][5][7];
      18  
      19  void nowarn_ca_3_5_ssi (short i)
      20  {
      21    if (i > SHRT_MAX - 1)
      22      i = SHRT_MAX - 1;
      23  
      24    ca3_5_7[i][0][0] = __LINE__;
      25    ca3_5_7[i][0][1] = __LINE__;
      26    ca3_5_7[i][0][2] = __LINE__;
      27    ca3_5_7[i][0][3] = __LINE__;
      28    ca3_5_7[i][0][4] = __LINE__;
      29    ca3_5_7[i][0][5] = __LINE__;
      30    ca3_5_7[i][0][6] = __LINE__;
      31  
      32    ca3_5_7[i][1][0] = __LINE__;
      33    ca3_5_7[i][1][1] = __LINE__;
      34    ca3_5_7[i][1][2] = __LINE__;
      35    ca3_5_7[i][1][3] = __LINE__;
      36    ca3_5_7[i][1][4] = __LINE__;
      37    ca3_5_7[i][1][5] = __LINE__;
      38    ca3_5_7[i][1][6] = __LINE__;
      39  
      40    ca3_5_7[i][2][0] = __LINE__;
      41    ca3_5_7[i][2][1] = __LINE__;
      42    ca3_5_7[i][2][2] = __LINE__;
      43    ca3_5_7[i][2][3] = __LINE__;
      44    ca3_5_7[i][2][4] = __LINE__;
      45    ca3_5_7[i][2][5] = __LINE__;
      46    ca3_5_7[i][2][6] = __LINE__;
      47  
      48    ca3_5_7[i][3][0] = __LINE__;
      49    ca3_5_7[i][3][1] = __LINE__;
      50    ca3_5_7[i][3][2] = __LINE__;
      51    ca3_5_7[i][3][3] = __LINE__;
      52    ca3_5_7[i][3][4] = __LINE__;
      53    ca3_5_7[i][3][5] = __LINE__;
      54    ca3_5_7[i][3][6] = __LINE__;
      55  
      56    ca3_5_7[i][4][0] = __LINE__;
      57    ca3_5_7[i][4][1] = __LINE__;
      58    ca3_5_7[i][4][2] = __LINE__;
      59    ca3_5_7[i][4][3] = __LINE__;
      60    ca3_5_7[i][4][4] = __LINE__;
      61    ca3_5_7[i][4][5] = __LINE__;
      62    ca3_5_7[i][4][6] = __LINE__;
      63  
      64    ca3_5_7[1][i][5] = __LINE__;
      65    ca3_5_7[2][3][i] = __LINE__;
      66  }
      67  
      68  void nowarn_ca_3_5_usi (unsigned short i)
      69  {
      70    if (i > USHRT_MAX - 1)
      71      i = USHRT_MAX - 1;
      72  
      73    ca3_5_7[i][3][5] = __LINE__;
      74    ca3_5_7[1][i][5] = __LINE__;
      75    ca3_5_7[2][3][i] = __LINE__;
      76  }
      77  
      78  void nowarn_ca_3_5_si (int i)
      79  {
      80    if (i > INT_MAX - 1)
      81      i = INT_MAX - 1;
      82  
      83    ca3_5_7[i][3][5] = __LINE__;
      84    ca3_5_7[1][i][5] = __LINE__;
      85    ca3_5_7[2][3][i] = __LINE__;
      86  }
      87  
      88  void nowarn_ca_3_5_ui (unsigned i)
      89  {
      90    if (i > UINT_MAX - 1)
      91      i = UINT_MAX - 1;
      92  
      93    ca3_5_7[i][3][5] = __LINE__;
      94    ca3_5_7[1][i][5] = __LINE__;
      95    ca3_5_7[2][3][i] = __LINE__;
      96  }
      97  
      98  void nowarn_ca_3_5_li (long i)
      99  {
     100    if (i > LONG_MAX - 1)
     101      i = LONG_MAX - 1;
     102  
     103    ca3_5_7[i][3][5] = __LINE__;
     104    ca3_5_7[1][i][5] = __LINE__;
     105    ca3_5_7[2][3][i] = __LINE__;
     106  }
     107  
     108  void nowarn_ca_3_5_uli (unsigned long i)
     109  {
     110    if (i > ULONG_MAX - 1)
     111      i = ULONG_MAX - 1;
     112  
     113    ca3_5_7[i][3][5] = __LINE__;
     114    ca3_5_7[1][i][5] = __LINE__;
     115    ca3_5_7[2][3][i] = __LINE__;
     116  }