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Added comments to atan.

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This commit is contained in:
Vincent St-Amour 2011-05-23 15:46:07 -04:00
parent 00e17ab51f
commit d314331858
1 changed files with 2 additions and 2 deletions
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4
src/racket/src/number.c
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@ -2292,7 +2292,7 @@ atan_prim (int argc, Scheme_Object *argv[])
#endif
v = atan2(v, v2);
} else {
} else { /* 1-argument case */
if (argv[0] == zeroi)
return zeroi;
@ -2300,7 +2300,7 @@ atan_prim (int argc, Scheme_Object *argv[])
#ifdef MZ_USE_SINGLE_FLOATS
# ifndef USE_SINGLE_FLOATS_AS_DEFAULT
sgl++;
sgl++; /* sgl needs to be 2 to return a single-precision result */
# endif
#endif
}