[Gmp-commit] /var/hg/gmp: Use mpf_sgn to access _mp_size in gmpxx.h.

[mercurial at gmplib.org]

details:   /var/hg/gmp/rev/ac7bbeaac7b2
changeset: 17418:ac7bbeaac7b2
user:      Marc Glisse <marc.glisse at inria.fr>
date:      Fri Jun 02 12:18:50 2017 +0200
description:
Use mpf_sgn to access _mp_size in gmpxx.h.
This helps mpf2mpfr.h without changing the generated code (at least with gcc).

diffstat:

 ChangeLog |  4 ++++
 gmpxx.h   |  2 +-
 2 files changed, 5 insertions(+), 1 deletions(-)

diffs (23 lines):

diff -r 9392a8f4cc9c -r ac7bbeaac7b2 ChangeLog
--- a/ChangeLog	Fri Jun 02 02:33:52 2017 +0200
+++ b/ChangeLog	Fri Jun 02 12:18:50 2017 +0200
@@ -1,3 +1,7 @@
+2017-06-02  Marc Glisse  <marc.glisse at inria.fr>
+
+	* gmpxx.h (mpf_class::operator bool): Use mpf_sgn to access _mp_size.
+
 2017-05-31  Torbjörn Granlund  <tg at gmplib.org>
 
 	* mpn/x86_64/core2/logops_n.asm: New file.
diff -r 9392a8f4cc9c -r ac7bbeaac7b2 gmpxx.h
--- a/gmpxx.h	Fri Jun 02 02:33:52 2017 +0200
+++ b/gmpxx.h	Fri Jun 02 12:18:50 2017 +0200
@@ -2113,7 +2113,7 @@
   // bool fits_ldouble_p() const { return mpf_fits_ldouble_p(mp); }
 
 #if __GMPXX_USE_CXX11
-  explicit operator bool() const { return mp->_mp_size != 0; }
+  explicit operator bool() const { return mpf_sgn(mp) != 0; }
 #endif
 
   // compound assignments