[Bug libstdc++/54036] Negating a DFP NAN in C++ produces NAN not -NAN

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54036

--- Comment #3 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2012-08-06 18:00:11 UTC ---
Author: paolo
Date: Mon Aug  6 18:00:00 2012
New Revision: 190185

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190185
Log:
2012-08-06  Peter Bergner  <bergner@vnet.ibm.com>

    PR libstdc++/54036
    * include/decimal/decimal.h (_DEFINE_DECIMAL_UNARY_OP): Use _Op as
    a unary operator.
    * testsuite/decimal/pr54036-1.cc: New test.
    * testsuite/decimal/pr54036-2.cc: Likewise.
    * testsuite/decimal/pr54036-3.cc: Likewise.

Added:
    branches/gcc-4_7-branch/libstdc++-v3/testsuite/decimal/pr54036-1.cc
    branches/gcc-4_7-branch/libstdc++-v3/testsuite/decimal/pr54036-2.cc
    branches/gcc-4_7-branch/libstdc++-v3/testsuite/decimal/pr54036-3.cc
Modified:
    branches/gcc-4_7-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_7-branch/libstdc++-v3/include/decimal/decimal.h