(root)/
gcc-13.2.0/
gcc/
testsuite/
c-c++-common/
pr43772.c
       1  /* { dg-do compile } */
       2  /* { dg-options "-Wlogical-op -Wtype-limits" } */
       3  #include <limits.h>
       4  long long
       5  emacs_lseek (long long offset)
       6  {
       7    return -1-9223372036854775807LL <= offset && offset <= 9223372036854775807LL;
       8  }
       9  
      10  long long
      11  foo (long long offset)
      12  {
      13    return -1-9223372036854775807LL > offset && offset > 9223372036854775807LL;
      14  }
      15  
      16  long long
      17  foo3 (long long offset)
      18  {
      19    return -1-9223372036854775807LL > offset && offset < 9223372036854775807LL;
      20  }
      21  
      22  long long
      23  foo2 (long long offset)
      24  {
      25    if (-1-9223372036854775807LL <= offset) return 0;
      26    if (offset <= 9223372036854775807LL) return 0;
      27    if (-1-9223372036854775807LL > offset) return 0;
      28    if (offset > 9223372036854775807LL) return 0;
      29    return 1;
      30  }
      31  
      32  # define BOT INT_MIN
      33  # define TOP INT_MAX
      34  
      35  long long get_intmax(void);
      36  int get_int(void);
      37  extern void do_something(void);
      38  int main(void)
      39  {
      40     int i = get_int();
      41     long long x = get_intmax();
      42     i = (i >  BOT   && i <  TOP);   //OK
      43     i = (i >= BOT+1 && i <= TOP-1); //OK
      44     i = (i >= BOT   && i <= TOP);   //Oops!
      45  }