[Bug c++/54777] [C++11] Comma operator in constexpr environment can cause ICE

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54777



--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-10-03 
14:21:24 UTC ---

Author: jakub

Date: Wed Oct  3 14:21:20 2012

New Revision: 192036



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192036

Log:

    PR c++/54777

    * semantics.c (cxx_eval_constant_expression) <case COMPOUND_EXPR>: If

    not ignoring the second operand, pass the original second operand

    and not one with stripped nops to cxx_eval_constant_expression.



    * g++.dg/cpp0x/constexpr-ref4.C: New test.



Added:

    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-ref4.C

Modified:

    trunk/gcc/cp/ChangeLog

    trunk/gcc/cp/semantics.c

    trunk/gcc/testsuite/ChangeLog