Mercurial > projects > ldc
view tests/mini/assign.d @ 1603:eae495e6ae8d
Merge DMD r248: implement Denis Koroskin's macro suggestion
---
dmd/lexer.c | 2 +-
dmd/lexer.h | 8 ++++----
dmd/mars.c | 2 +-
dmd/parse.c | 12 ++++++------
4 files changed, 12 insertions(+), 12 deletions(-)
author | Leandro Lucarella <llucax@gmail.com> |
---|---|
date | Wed, 06 Jan 2010 15:18:19 -0300 |
parents | 1bb99290e03a |
children |
line wrap: on
line source
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); }