Changeset 8c2815d in git for libpolys/coeffs/shortfl.cc

Timestamp:

Feb 25, 2013, 11:14:07 AM (10 years ago)

Author:

Yue Ren <ren@…>

Branches:

(u'jengelh-datetime', 'ceac47cbc86fe4a15902392bdbb9bd2ae0ea02c6')(u'spielwiese', 'c987db42cd2ec943b97ac5746c99892ceddf909c')

Children:

26ebc69791aa463ad9adef87b7a8ee64433b8d6b

Parents:

2ad7541722e5fa0e6f54847c371628902a726b94

git-author:

Yue Ren <ren@mathematik.uni-kl.de>2013-02-25 11:14:07+01:00

git-committer:

Yue Ren <ren@mathematik.uni-kl.de>2013-02-25 11:18:38+01:00

Message:

fix: missing sign when converting number to float

File:

• libpolys/coeffs/shortfl.cc (modified) (2 diffs)

libpolys/coeffs/shortfl.cc

@@ -449 +449 @@
     signed long int exp;
     basis = mpf_get_d_2exp(&exp, e);
-    float f = ldexp(basis,exp);
+    float f= mpf_sgn(e)*ldexp(basis,exp);
     mpf_clear(e);
     return nf(f).N();
@@ -475 +475 @@
   signed long int exp;
   basis = mpf_get_d_2exp(&exp, q);
-  float f = ldexp(basis,exp);
+  float f = mpf_sgn(e)*ldexp(basis,exp);
   mpf_clear(e);
   mpf_clear(d);