[Bug c++/90810] [8/9/10 Regression] Different intrinsics behavior on G++ 7.4 and G++ 8.3

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90810

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Jun 11 13:01:40 2019
New Revision: 272152

URL: https://gcc.gnu.org/viewcvs?rev=272152&root=gcc&view=rev
Log:
        PR c++/90810
        * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
        !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.

        * g++.dg/ext/vector37.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/ext/vector37.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/init.c
    trunk/gcc/testsuite/ChangeLog