chibicc/test/float.c

#include "test.h"

int main() {
  ASSERT(35, (float)(char)35);
  ASSERT(35, (float)(short)35);
  ASSERT(35, (float)(int)35);
  ASSERT(35, (float)(long)35);
  ASSERT(35, (float)(unsigned char)35);
  ASSERT(35, (float)(unsigned short)35);
  ASSERT(35, (float)(unsigned int)35);
  ASSERT(35, (float)(unsigned long)35);

  ASSERT(35, (double)(char)35);
  ASSERT(35, (double)(short)35);
  ASSERT(35, (double)(int)35);
  ASSERT(35, (double)(long)35);
  ASSERT(35, (double)(unsigned char)35);
  ASSERT(35, (double)(unsigned short)35);
  ASSERT(35, (double)(unsigned int)35);
  ASSERT(35, (double)(unsigned long)35);

  ASSERT(35, (char)(float)35);
  ASSERT(35, (short)(float)35);
  ASSERT(35, (int)(float)35);
  ASSERT(35, (long)(float)35);
  ASSERT(35, (unsigned char)(float)35);
  ASSERT(35, (unsigned short)(float)35);
  ASSERT(35, (unsigned int)(float)35);
  ASSERT(35, (unsigned long)(float)35);

  ASSERT(35, (char)(double)35);
  ASSERT(35, (short)(double)35);
  ASSERT(35, (int)(double)35);
  ASSERT(35, (long)(double)35);
  ASSERT(35, (unsigned char)(double)35);
  ASSERT(35, (unsigned short)(double)35);
  ASSERT(35, (unsigned int)(double)35);
  ASSERT(35, (unsigned long)(double)35);

  ASSERT(-2147483648, (double)(unsigned long)(long)-1);

  ASSERT(1, 2e3==2e3);
  ASSERT(0, 2e3==2e5);
  ASSERT(1, 2.0==2);
  ASSERT(0, 5.1<5);
  ASSERT(0, 5.0<5);
  ASSERT(1, 4.9<5);
  ASSERT(0, 5.1<=5);
  ASSERT(1, 5.0<=5);
  ASSERT(1, 4.9<=5);

  ASSERT(1, 2e3f==2e3);
  ASSERT(0, 2e3f==2e5);
  ASSERT(1, 2.0f==2);
  ASSERT(0, 5.1f<5);
  ASSERT(0, 5.0f<5);
  ASSERT(1, 4.9f<5);
  ASSERT(0, 5.1f<=5);
  ASSERT(1, 5.0f<=5);
  ASSERT(1, 4.9f<=5);

  ASSERT(6, 2.3+3.8);
  ASSERT(-1, 2.3-3.8);
  ASSERT(-3, -3.8);
  ASSERT(13, 3.3*4);
  ASSERT(2, 5.0/2);

  ASSERT(6, 2.3f+3.8f);
  ASSERT(6, 2.3f+3.8);
  ASSERT(-1, 2.3f-3.8);
  ASSERT(-3, -3.8f);
  ASSERT(13, 3.3f*4);
  ASSERT(2, 5.0f/2);

  ASSERT(0, 0.0/0.0 == 0.0/0.0);
  ASSERT(1, 0.0/0.0 != 0.0/0.0);

  ASSERT(0, 0.0/0.0 < 0);
  ASSERT(0, 0.0/0.0 <= 0);
  ASSERT(0, 0.0/0.0 > 0);
  ASSERT(0, 0.0/0.0 >= 0);

  printf("OK\n");
  return 0;
}