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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5.     /* decimal floating constant */
  6.     float fa0 = .123f;
  7.     float fa1 = .123E12F;
  8.     float fa2 = .123e-12f;
  9.     float fa3 = .123e+12f;
  10.     printf("%f\n%f\n%f\n%f\n\n", fa0, fa1, fa2, fa3);
  11.  
  12.     float fb0 = 123.123f;
  13.     float fb1 = 123.123E12F;
  14.     float fb2 = 123.123e-12f;
  15.     float fb3 = 123.123e+12f;
  16.     printf("%f\n%f\n%f\n%f\n\n", fb0, fb1, fb2, fb3);
  17.  
  18.     float fc0 = 123.f;
  19.     float fc1 = 123.E12F;
  20.     float fc2 = 123.e-12f;
  21.     float fc3 = 123.e+12f;
  22.     printf("%f\n%f\n%f\n%f\n\n", fc0, fc1, fc2, fc3);
  23.  
  24.     float fd0 = 123E12F;
  25.     float fd1 = 123e-12f;
  26.     float fd2 = 123e+12f;
  27.     printf("%f\n%f\n%f\n\n", fd0, fd1, fd2);
  28.     printf("\n");
  29.  
  30.     /* hexadecimal floating constant */
  31.     double da0 = 0X.1ACP12;
  32.     double da1 = 0x.1acp-12;
  33.     double da2 = 0x.1acp+12;
  34.     printf("%f\n%f\n%f\n\n", da0, da1, da2);
  35.  
  36.     double db0 = 0X1AC.BDP12;
  37.     double db1 = 0x1ac.bdp-12;
  38.     double db2 = 0x1ac.dbp+12;
  39.     printf("%f\n%f\n%f\n\n", db0, db1, db2);
  40.  
  41.     double dc0 = 0X1AC.P12;
  42.     double dc1 = 0x1ac.p-12;
  43.     double dc2 = 0x1ac.p+12;
  44.     printf("%f\n%f\n%f\n\n", dc0, dc1, dc2);
  45.  
  46.     double dd0 = 0X1ACP12;
  47.     double dd1 = 0x1acp-12;
  48.     double dd2 = 0x1acp+12;
  49.     printf("%f\n%f\n%f\n\n", dd0, dd1, dd2);
  50.     printf("\n");
  51.  
  52. #ifdef __TINYC__
  53.     /* TCC extension
  54.        binary floating constant */
  55.     long double la0 = 0B.110101100P12L;
  56.     long double la1 = 0b.110101100p-12l;
  57.     long double la2 = 0b.110101100p+12l;
  58.     printf("%Lf\n%Lf\n%Lf\n\n", la0, la1, la2);
  59.  
  60.     long double lb0 = 0B110101100.10111101P12L;
  61.     long double lb1 = 0b110101100.10111101p-12l;
  62.     long double lb2 = 0b110101100.10111101p+12l;
  63.     printf("%Lf\n%Lf\n%Lf\n\n", lb0, lb1, lb2);
  64.  
  65.     long double lc0 = 0B110101100.P12L;
  66.     long double lc1 = 0b110101100.p-12l;
  67.     long double lc2 = 0b110101100.p+12l;
  68.     printf("%Lf\n%Lf\n%Lf\n\n", lc0, lc1, lc2);
  69.  
  70.     long double ld0 = 0B110101100P12L;
  71.     long double ld1 = 0b110101100p-12l;
  72.     long double ld2 = 0b110101100p+12l;
  73.     printf("%Lf\n%Lf\n%Lf\n\n", ld0, ld1, ld2);
  74. #endif
  75.  
  76.     return 0;
  77. }
  78.