[Bug c++/51299] [C++11] erroneous nullptr warning on dynamic cast

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51299

--- Comment #2 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 
2011-11-30 18:31:33 UTC ---
Author: paolo
Date: Wed Nov 30 18:31:30 2011
New Revision: 181854

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181854
Log:
/cp
2011-11-30  Paolo Carlini  <paolo.carl...@oracle.com>

    PR c++/51299
    * rtti.c (ifnonnull): Use nullptr_node.
    (build_dynamic_cast_1): Call cp_truthvalue_conversion instead
    of c_common_truthvalue_conversion.

/testsuite
2011-11-30  Paolo Carlini  <paolo.carl...@oracle.com>

    PR c++/51299
    * g++.dg/warn/Wzero-as-null-pointer-constant-4.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/warn/Wzero-as-null-pointer-constant-4.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/rtti.c
    trunk/gcc/testsuite/ChangeLog