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view tests/mini/assign.d @ 705:5a2983f97498
Fixed weird struct problem from downs, see mini/compile_structs1.d
Rewrote DtoIndexStruct/Class , the old implementation were way too complex for what we really need now - since the DotVar changes.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Tue, 14 Oct 2008 15:35:49 +0200 |
parents | 1bb99290e03a |
children |
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module assign; // this is taken from std.intrinsic from gdc int mybtc(uint *p, uint bitnum) { uint * q = p + (bitnum / (uint.sizeof*8)); uint mask = 1 << (bitnum & ((uint.sizeof*8) - 1)); int result = *q & mask; *q ^= mask; return result ? -1 : 0; } void main() { uint i = 0xFFFF_FFFF; int r = mybtc(&i, 31); assert(r); assert(i == 0x7FFF_FFFF); r = mybtc(&i, 31); assert(!r); assert(i == 0xFFFF_FFFF); }