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HEAD
Fixed imagined bug in subject pattern match about
[unix-history]
/
.ref-BSD-3
/
usr
/
src
/
libF77
/
pow_ri.c
float
pow_ri
(
ap
,
bp
)
float
*
ap
;
long int
*
bp
;
{
double
pow
,
x
;
long int
n
;
pow
=
1
;
x
= *
ap
;
n
= *
bp
;
if
(
n
!=
0
)
{
if
(
n
<
0
)
{
if
(
x
==
0
)
{
return
(
pow
);
}
n
= -
n
;
x
=
1
/
x
;
}
for
( ; ; )
{
if
(
n
&
01
)
pow
*=
x
;
if
(
n
>>=
1
)
x
*=
x
;
else
break
;
}
}
return
(
pow
);
}