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Remove dead code. Calculated greatest common divisor was not used at all.

Browse source 
On top of that, LLVM+Clang mis-compiles this code because of its register
allocator bug.

Analyzed by:	Andrew Reilly (areilly at bigpond dot net dot au)
Reviewed by:	ariff, rdivacky
MFC after:	3 days
This commit is contained in:
Jung-uk Kim 2010-04-28 17:26:05 +00:00
parent d8b878873e
commit 8c975e70af
1 changed files with 0 additions and 11 deletions
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11
sys/dev/sound/pcm/buffer.c
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@ -568,7 +568,6 @@ sndbuf_updateprevtotal(struct snd_dbuf *b)
unsigned int
snd_xbytes(unsigned int v, unsigned int from, unsigned int to)
{
unsigned int w, x, y;
if (from == to)
return v;
@ -576,16 +575,6 @@ snd_xbytes(unsigned int v, unsigned int from, unsigned int to)
if (from == 0 || to == 0 || v == 0)
return 0;
x = from;
y = to;
while (y != 0) {
w = x % y;
x = y;
y = w;
}
from /= x;
to /= x;
return (unsigned int)(((u_int64_t)v * to) / from);
}