[Bug c++/28879] [4.2/4.3/4.4 regression] ICE with VLA in template function

[jason at gcc dot gnu dot org]

------- Comment #11 from jason at gcc dot gnu dot org  2009-03-21 20:16 -------
Subject: Bug 28879

Author: jason
Date: Sat Mar 21 20:15:41 2009
New Revision: 144988

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=144988
Log:
        PR c++/28879
        * parser.c (cp_parser_direct_declarator): In a template, wrap
        non-constant expression in NOP_EXPR with TREE_SIDE_EFFECTS set.
        * pt.c (tsubst): Preserve it in a partial instantiation.
        (dependent_type_p_r): Don't check value_dependent_expression_p.
        * decl.c (compute_array_index_type): Don't check
        value_dependent_expression_p if TREE_SIDE_EFFECTS.

Added:
    trunk/gcc/testsuite/g++.dg/ext/vla6.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/cp/parser.c
    trunk/gcc/cp/pt.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28879