Mercurial > projects > dstress
view run/ieee_754_zerosdq_02.d @ 1607:1bbcc6407d4b
Update module statement for renamed tests.
author | Christian Kamm <kamm incasoftware de> |
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date | Mon, 13 Apr 2009 13:48:46 +0200 |
parents | e720ce827c1c |
children |
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// $HeadURL$ // $Date$ // $Author$ module dstress.run.ieee_754_zerosdq_02; // Check whether IEEE 754 signed zero is correctly supported. union S{ double f; uint[2] i; } int main(){ S s; s.f=1.0; int top = (s.i[0]==0) ? 1 : 0; s.f = 0.0; assert(s.i[top]==0x00000000); s.f = -0.0; assert(s.i[top]==0x80000000); s.f = 0.0 - 0.0; assert(s.i[top]==0x00000000); s.f = (-0.0) - 0.0; assert(s.i[top]==0x80000000); s.f = 0.0; s.f *= 1.0; assert(s.i[top]==0x00000000); s.f = 0.0; s.f *= -1.0; assert(s.i[top]==0x80000000); return 0; }