[Bug c++/84424] [8 Regression] ICE on C++ code: tree check: expected record_type or union_type or qual_union_type, have vector_type in reduced_constant_expression_p, at cp/constexpr.c:1766

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84424

--- Comment #5 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Thu Feb 22 22:50:37 2018
New Revision: 257924

URL: https://gcc.gnu.org/viewcvs?rev=257924&root=gcc&view=rev
Log:
        PR c++/84424 - ICE with constexpr and __builtin_shuffle.

        * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
        VECTOR_TYPE.

Added:
    trunk/gcc/testsuite/g++.dg/ext/vector34.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constexpr.c