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[Bug c++/68703] __attribute__((vector_size(N))) template member confusion


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68703

--- Comment #6 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Tue Aug  9 22:03:07 2016
New Revision: 239309

URL: https://gcc.gnu.org/viewcvs?rev=239309&root=gcc&view=rev
Log:
        PR c++/68703 - bogus error with dependent vector length

gcc/c-family/
        * c-common.c (c_common_attribute_table): vector_size affects type
        identity.
gcc/cp/
        * decl2.c (any_dependent_type_attributes_p): New.
        * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
        * semantics.c (finish_id_expression): Check it.
        * typeck.c (finish_class_member_access_expr): Check it.

Added:
    trunk/gcc/testsuite/g++.dg/ext/vector32.C
    trunk/gcc/testsuite/g++.dg/ext/vector32a.C
Modified:
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-common.c
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/decl2.c
    trunk/gcc/cp/pt.c
    trunk/gcc/cp/semantics.c
    trunk/gcc/cp/typeck.c

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