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Update DtoConstFP() to be correct after LLVM r67562, which changed the way the APFloat constructor expects its i80 APInts to be formatted. (They're now actually consistent with the x87 format)
author Frits van Bommel <fvbommel wxs.nl>
date Tue, 24 Mar 2009 15:24:59 +0100
parents 1bb99290e03a
children
line wrap: on
line source

module floatcmp;
extern(C) int printf(char*, ...);

void eq()
{
    float _3 = 3;
    assert(!(_3 == 4));
    assert(!(_3 == 2));
    assert(_3 == 3);
    assert(!(_3 == float.nan));
}

void neq()
{
    float _3 = 3;
    assert(_3 != 4);
    assert(_3 != 2);
    assert(!(_3 != 3));
    assert(_3 != float.nan);
}

void gt()
{
    float _3 = 3;
    assert(_3 > 2);
    assert(!(_3 > 4));
    assert(!(_3 > 3));
    assert(!(_3 > float.nan));
}

void ge()
{
    float _3 = 3;
    assert(_3 >= 2);
    assert(!(_3 >= 4));
    assert(_3 >= 3);
    assert(!(_3 >= float.nan));
}

void lt()
{
    float _3 = 3;
    assert(_3 < 4);
    assert(!(_3 < 2));
    assert(!(_3 < 3));
    assert(!(_3 < float.nan));
}

void le()
{
    float _3 = 3;
    assert(_3 <= 4);
    assert(!(_3 <= 2));
    assert(_3 <= 3);
    assert(!(_3 <= float.nan));
}

void uno()
{
    float _3 = 3;
    assert(!(_3 !<>= 2));
    assert(!(_3 !<>= 3));
    assert(!(_3 !<>= 4));
    assert(_3 !<>= float.nan);
}

void lg()
{
    float _3 = 3;
    assert(_3 <> 4);
    assert(_3 <> 2);
    assert(!(_3 <> 3));
    assert(!(_3 <> float.nan));
}

void lge()
{
    float _3 = 3;
    assert(_3 <>= 4);
    assert(_3 <>= 2);
    assert(_3 <>= 3);
    assert(!(_3 <>= float.nan));
}

void ugt()
{
    float _3 = 3;
    assert(_3 !<= 2);
    assert(!(_3 !<= 4));
    assert(!(_3 !<= 3));
    assert(_3 !<= float.nan);
}

void uge()
{
    float _3 = 3;
    assert(_3 !< 2);
    assert(!(_3 !< 4));
    assert(_3 !< 3);
    assert(_3 !< float.nan);
}

void ult()
{
    float _3 = 3;
    assert(_3 !>= 4);
    assert(!(_3 !>= 2));
    assert(!(_3 !>= 3));
    assert(_3 !>= float.nan);
}

void ule()
{
    float _3 = 3;
    assert(_3 !> 4);
    assert(!(_3 !> 2));
    assert(_3 !> 3);
    assert(_3 !> float.nan);
}

void ueq()
{
    float _3 = 3;
    assert(!(_3 !<> 2));
    assert(!(_3 !<> 4));
    assert(_3 !<> 3);
    assert(_3 !<> float.nan);
}

void main()
{
    printf("floating point comparison test\n");
    
    eq();
    neq();
    gt();
    ge();
    lt();
    le();
    uno();
    lg();
    lge();
    ugt();
    uge();
    ult();
    ule();
    ueq();
    
    printf("  SUCCESS\n");
}

/+
void gt()
{
    float _3 = 3;
    assert();
    assert();
    assert();
    assert();
}
+/