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annotate lphobos/std/stdarg.d @ 86:fd32135dca3e trunk

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[svn r90] Major updates to the gen directory. Redesigned the 'elem' struct. Much more... !!! Lots of bugfixes. Added support for special foreach on strings. Added std.array, std.utf, std.ctype and std.uni to phobos. Changed all the .c files in the gen dir to .cpp (it *is* C++ after all)
author lindquist
date Sat, 03 Nov 2007 14:44:58 +0100
parents fb265a6efea1
children 5825d48b27d1
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1
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2 /*
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3 * Placed in public domain.
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4 * Written by Hauke Duden and Walter Bright
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5 */
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6
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7 /* This is for use with variable argument lists with extern(D) linkage. */
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8
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9 module std.stdarg;
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10
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11 alias void* va_list;
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12
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13 T va_arg(T)(inout va_list vp)
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14 {
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15 static assert((T.sizeof & (T.sizeof -1)) == 0);
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16 va_list vptmp = cast(va_list)((cast(size_t)vp + T.sizeof - 1) & ~(T.sizeof - 1));
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17 vp = vptmp + T.sizeof;
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18 return *cast(T*)vptmp;
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19 }