gcc/testsuite/gcc.c-torture/execute/20070623-1.c

   1 #include <limits.h>
   2
   3 int __attribute__((noinline)) nge(int a, int b) {return -(a >= b);}
   4 int __attribute__((noinline)) ngt(int a, int b) {return -(a > b);}
   5 int __attribute__((noinline)) nle(int a, int b) {return -(a <= b);}
   6 int __attribute__((noinline)) nlt(int a, int b) {return -(a < b);}
   7 int __attribute__((noinline)) neq(int a, int b) {return -(a == b);}
   8 int __attribute__((noinline)) nne(int a, int b) {return -(a != b);}
   9 int __attribute__((noinline)) ngeu(unsigned a, unsigned b) {return -(a >= b);}
  10 int __attribute__((noinline)) ngtu(unsigned a, unsigned b) {return -(a > b);}
  11 int __attribute__((noinline)) nleu(unsigned a, unsigned b) {return -(a <= b);}
  12 int __attribute__((noinline)) nltu(unsigned a, unsigned b) {return -(a < b);}
  13
  14
  15 int main()
  16 {
  17   if (nge(INT_MIN, INT_MAX) !=  0) abort();
  18   if (nge(INT_MAX, INT_MIN) != -1) abort();
  19   if (ngt(INT_MIN, INT_MAX) !=  0) abort();
  20   if (ngt(INT_MAX, INT_MIN) != -1) abort();
  21   if (nle(INT_MIN, INT_MAX) != -1) abort();
  22   if (nle(INT_MAX, INT_MIN) !=  0) abort();
  23   if (nlt(INT_MIN, INT_MAX) != -1) abort();
  24   if (nlt(INT_MAX, INT_MIN) !=  0) abort();
  25
  26   if (neq(INT_MIN, INT_MAX) !=  0) abort();
  27   if (neq(INT_MAX, INT_MIN) !=  0) abort();
  28   if (nne(INT_MIN, INT_MAX) != -1) abort();
  29   if (nne(INT_MAX, INT_MIN) != -1) abort();
  30
  31   if (ngeu(0, ~0U) !=  0) abort();
  32   if (ngeu(~0U, 0) != -1) abort();
  33   if (ngtu(0, ~0U) !=  0) abort();
  34   if (ngtu(~0U, 0) != -1) abort();
  35   if (nleu(0, ~0U) != -1) abort();
  36   if (nleu(~0U, 0) !=  0) abort();
  37   if (nltu(0, ~0U) != -1) abort();
  38   if (nltu(~0U, 0) !=  0) abort();
  39
  40   exit(0);
  41 }