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authorvlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4>2018-08-27 15:45:32 +0000
committervlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4>2018-08-27 15:45:32 +0000
commit6b44c3e374966b721b4bebcdce6a855dd67b7272 (patch)
tree41481b2328ffc2c845f752c2d23b608ea5193c91 /src/sub1sp.c
parent5ee611ccd24d147954b62b894ce917596234103d (diff)
downloadmpfr-6b44c3e374966b721b4bebcdce6a855dd67b7272.tar.gz
[src/sub1sp.c] Added a FIXME about cp vs tp.
git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@13045 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'src/sub1sp.c')
-rw-r--r--src/sub1sp.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/sub1sp.c b/src/sub1sp.c
index 7cd94c577..a1df7b250 100644
--- a/src/sub1sp.c
+++ b/src/sub1sp.c
@@ -1491,6 +1491,10 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode)
mpn_rshift (tp, cp + m, n - m, dm);
MPN_ZERO (tp + n - m, m);
}
+ /* FIXME: Instead of doing "cp = tp;", keep using tp to avoid
+ confusion? Thus in the block below, we don't need
+ "mp_limb_t *cp = MPFR_MANT(c);". In short, cp should always
+ be MPFR_MANT(c) defined earlier, possibly after the swap. */
cp = tp;
/* mpfr_print_mant_binary("Before", MPFR_MANT(c), p); */