[Bug c++/50473] [C++0x] ICE in type_has_nontrivial_copy_init, at cp/tree.c:2574

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50473

--- Comment #5 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Mon Nov 17 20:17:56 2014
New Revision: 217672

URL: https://gcc.gnu.org/viewcvs?rev=217672&root=gcc&view=rev
Log:
    PR c++/50473
    * decl.c (cp_finish_decl): Don't try to process a non-dependent
    constant initializer for a reference.
    * pt.c (value_dependent_expression_p): A reference is always
    dependent.
    * call.c (extend_ref_init_temps_1): Also clear TREE_SIDE_EFFECTS
    on any NOP_EXPRs.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-ref5.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/call.c
    trunk/gcc/cp/decl.c
    trunk/gcc/cp/pt.c
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-ice12.C