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// RUN: %boogie -typeEncoding:n -logPrefix:0n %s > %t
// RUN: %diff %s.n.expect %t
// RUN: %boogie -typeEncoding:p -logPrefix:0p %s > %t
// RUN: %diff %s.p.expect %t
// RUN: %boogie -typeEncoding:a -logPrefix:0a %s > %t
// RUN: %diff %s.a.expect %t
axiom (forall r: real :: r == 0.0 || r / r == 1.0);
procedure P(a: real, b: real) returns () {
assume a >= b && a != 0.0 && a >= 1.3579;
assert 2e0 * (a + 3.0) - 0.5 >= b;
assert 2e0 * (a + 3.0) - 0.5 > b;
assert b <= 2e0 * (a + 3.0) - 0.5;
assert b < 2e0 * (a + 3.0) - 0.5;
assert 1/2 <= 0.65;
assert a > 100e-2 ==> 1 / a <= a;
assert a / 2 != a || a == 0.00;
assert a != 0.0 ==> a / a == 1.0;
assert int(a) >= 0 ==> real(3) * a > a;
}
procedure ManyDigitReals()
{
var x: real;
var y: real;
x := 15e-1;
y := real(3);
if (*) {
assert x == y / 2000000000000000000000000001e-27; // error
} else {
assert x == y / 2000000000000000000000000000e-27;
}
}
procedure Rounding()
{
assert real(3) == 3.0;
assert int(2.2) == int(2.8);
assert int(2.2) == 2;
assert int(-2.2) == int(-2.8);
if (*) {
assert int(-2.2) == -3;
} else {
assert int(-2.2) == -2; // error: int truncates downward
}
}
procedure VariousCornerCaseBigDecPrintingTests()
{
assert 200e-2 == 2.0;
assert 000e-2 == 0.0;
assert 000e-1 == 0.0;
assert 000e-4 == 0.0;
assert 000e0 == 0.0;
assert 0e-300 == 0.0;
assert 12300e-4 == 1.230;
assert 12300e-5 == 0.123;
assert 12300e-8 == 000.000123;
assert 1.9850404e5 == 198504.04;
assert 19850404e-4 == 1985.0404;
assert 19850404e-12 == 0.00001985040400000;
assert 19850404e0000000000000000 == 1985.0404e4;
}
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