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From: "paboyle at ph dot ed.ac.uk" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/66153] Internal compiler error in nested template function
Date: Sat, 23 May 2015 12:47:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66153

Peter Boyle <paboyle at ph dot ed.ac.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|5.1.0                       |6.0

--- Comment #4 from Peter Boyle <paboyle at ph dot ed.ac.uk> ---
Also fails in HEAD

prog.cc:53:14: warning: unused parameter 'argc' [-Wunused-parameter]
 int main(int argc,char **argv)
              ^
prog.cc:53:26: warning: unused parameter 'argv' [-Wunused-parameter]
 int main(int argc,char **argv)
                          ^
'
Internal compiler error: Error reporting routines re-entered.
0x5ccf96 push_tinst_level_loc(tree_node*, unsigned int)
        /home/heads/gcc/gcc-source/gcc/cp/pt.c:8464
0x5e8409 push_tinst_level(tree_node*)
        /home/heads/gcc/gcc-source/gcc/cp/pt.c:8448
0x5e8409 fn_type_unification(tree_node*, tree_node*, tree_node*, tree_node*
const*, unsigned int, tree_node*, unification_kind_t, int, bool, bool)
        /home/heads/gcc/gcc-source/gcc/cp/pt.c:16238
0x5a5be9 add_template_candidate_real
        /home/heads/gcc/gcc-source/gcc/cp/call.c:3057
0x5a626c add_template_candidate
        /home/heads/gcc/gcc-source/gcc/cp/call.c:3154
0x5a626c add_candidates
        /home/heads/gcc/gcc-source/gcc/cp/call.c:5281
0x5a8843 perform_overload_resolution
        /home/heads/gcc/gcc-source/gcc/cp/call.c:3999
0x5a9d0a build_new_function_call(tree_node*, vec<tree_node*, va_gc,
vl_embed>**, bool, int)
        /home/heads/gcc/gcc-source/gcc/cp/call.c:4076
0x67114a finish_call_expr(tree_node*, vec<tree_node*, va_gc, vl_embed>**, bool,
bool, int)
        /home/heads/gcc/gcc-source/gcc/cp/semantics.c:2410
0x5d478d tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool,
bool)
        /home/heads/gcc/gcc-source/gcc/cp/pt.c:15201
0x5d5308 tsubst(tree_node*, tree_node*, int, tree_node*)
        /home/heads/gcc/gcc-source/gcc/cp/pt.c:12512
0x60dd50 dump_template_bindings
        /home/heads/gcc/gcc-source/gcc/cp/error.c:369
0x60dd50 dump_substitution
        /home/heads/gcc/gcc-source/gcc/cp/error.c:1448
0x60f866 decl_to_string
        /home/heads/gcc/gcc-source/gcc/cp/error.c:2910
0x60f866 cp_printer
        /home/heads/gcc/gcc-source/gcc/cp/error.c:3491
0xfd6a10 pp_format(pretty_printer*, text_info*)
        /home/heads/gcc/gcc-source/gcc/pretty-print.c:613
0xfd7780 pp_format_verbatim(pretty_printer*, text_info*)
        /home/heads/gcc/gcc-source/gcc/pretty-print.c:672
0xfd7854 pp_verbatim(pretty_printer*, char const*, ...)
        /home/heads/gcc/gcc-source/gcc/pretty-print.c:873
0x609eda print_instantiation_partial_context_line
        /home/heads/gcc/gcc-source/gcc/cp/error.c:3290
0x609eda print_instantiation_partial_context
        /home/heads/gcc/gcc-source/gcc/cp/error.c:3400
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