view run/creal_13.d @ 1630:d0efa3ae5522 default tip

run/mini/naked_asm5: New x86_64 ABI passes the arguments in reverse order.
author David Nadlinger <code@klickverbot.at>
date Sat, 23 Apr 2011 22:57:32 +0200
parents 56d43974b468
children
line wrap: on
line source

// $HeadURL$
// $Date$
// $Author$

module dstress.run.creal_13;

bool isIdentical(real x, real y)
{
	long* x64 = cast(long*)&x;
	long* y64 = cast(long*)&y;
	ushort* x16 = cast(ushort*)&x + 4;
	ushort* y16 = cast(ushort*)&y + 4;
	return *x64 == *y64 && *x16 == *y16;
}

int main(){
	creal a;
	creal b;

	b = real.init + ireal.init;
	assert(isIdentical(a.re, b.re));
	assert(isIdentical(a.im, b.im));

	real c;
        
	real d=a.re;
	assert(isIdentical(c, d));

	d=a.im;
	assert(isIdentical(c, d));

	return 0;
}