[Bug c++/66653] New: ice in gen_type_die_with_usage, at dwarf2out.c:20876

[Bug c++/66653] New: ice in gen_type_die_with_usage, at dwarf2out.c:20876

[dcb314 at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

            Bug ID: 66653
           Summary: ice in gen_type_die_with_usage, at dwarf2out.c:20876
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dcb314 at hotmail dot com
  Target Milestone: ---

Created attachment 35844
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35844&action=edit
gzipped C++ source code

For gcc trunk dated 20150624, I get the following error:

$ ../results/bin/gcc -g -c bug213.cc
cc1plus: internal compiler error: in gen_type_die_with_usage, at
dwarf2out.c:20876
0x9d2f41 gen_type_die_with_usage
        ../../src/trunk/gcc/dwarf2out.c:20876
0x9d29fd gen_type_die_with_usage
        ../../src/trunk/gcc/dwarf2out.c:20791
0x9d3276 gen_type_die
        ../../src/trunk/gcc/dwarf2out.c:20887
0x9d0dc4 gen_decl_die
        ../../src/trunk/gcc/dwarf2out.c:21496
0x9d1a2c dwarf2out_decl
        ../../src/trunk/gcc/dwarf2out.c:21923
0x93a0e2 analyze_functions
        ../../src/trunk/gcc/cgraphunit.c:1153
0x93a520 symbol_table::finalize_compilation_unit()
        ../../src/trunk/gcc/cgraphunit.c:2491
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

[Bug c++/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |trippels at gcc dot gnu.org
            Summary|ice in                      |[6 Regression] ice in
                   |gen_type_die_with_usage, at |gen_type_die_with_usage, at
                   |dwarf2out.c:20876           |dwarf2out.c:20876

--- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
template <typename T> class A
{
  static __thread T a;
};

[Bug c++/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-06-24
     Ever confirmed|0                           |1

[Bug c++/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mpolacek at gcc dot gnu.org
   Target Milestone|---                         |6.0

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Started with r224161.

[Bug debug/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[aldyh at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

Aldy Hernandez <aldyh at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c++                         |debug

--- Comment #3 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Mine.

[Bug debug/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[aldyh at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

--- Comment #4 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Proposed patch and subsequent discussion:

https://gcc.gnu.org/ml/gcc-patches/2015-06/msg01751.html

[Bug debug/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

--- Comment #5 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Tue Jun 30 14:31:36 2015
New Revision: 225192

URL: https://gcc.gnu.org/viewcvs?rev=225192&root=gcc&view=rev
Log:
        PR debug/66653
        * cp-tree.h (CP_DECL_THREAD_LOCAL_P): New.
        (DECL_GNU_TLS_P): Use DECL_LANG_SPECIFIC field.
        (SET_DECL_GNU_TLS_P): New.
        * call.c (make_temporary_var_for_ref_to_temp): Use
        CP_DECL_THREAD_LOCAL_P.
        (set_up_extended_ref_temp): Likewise.
        * decl.c (duplicate_decls, expand_static_init): Likewise.
        (redeclaration_error_message, grokvardecl): Likewise.
        (start_decl, register_dtor_fn, grokdeclarator): Likewise.
        * decl2.c (get_guard, var_needs_tls_wrapper): Likewise.
        (handle_tls_init): Likewise.
        * pt.c (tsubst_decl, tsubst_copy_and_build): Likewise.
        * semantics.c (finish_id_expression): Likewise.
        (handle_omp_array_sections_1, finish_omp_clauses): Likewise.
        (finish_omp_threadprivate): Likewise.
        * tree.c (decl_storage_duration): Likewise.
        * cp-gimplify.c (omp_var_to_track): Likewise.
        (cp_genericize_r): Check that it matches DECL_THREAD_LOCAL_P.
        * lex.c (retrofit_lang_decl): Return if DECL_LANG_SPECIFIC is
        already set.

Added:
    trunk/gcc/testsuite/g++.dg/debug/dwarf2/tls1.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/call.c
    trunk/gcc/cp/cp-gimplify.c
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/decl.c
    trunk/gcc/cp/decl2.c
    trunk/gcc/cp/lex.c
    trunk/gcc/cp/pt.c
    trunk/gcc/cp/semantics.c
    trunk/gcc/cp/tree.c

[Bug debug/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

--- Comment #6 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Tue Jun 30 15:40:38 2015
New Revision: 225193

URL: https://gcc.gnu.org/viewcvs?rev=225193&root=gcc&view=rev
Log:
        PR debug/66653
        * decl2.c (is_late_template_attribute): True for tls_model.

Added:
    trunk/gcc/testsuite/g++.dg/tls/tls_model1.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl2.c

[Bug debug/66653] [6 Regression] ice in gen_type_die_with_usage, at dwarf2out.c:20876

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66653

Jason Merrill <jason at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |jason at gcc dot gnu.org
         Resolution|---                         |FIXED
           Assignee|unassigned at gcc dot gnu.org      |jason at gcc dot gnu.org

--- Comment #7 from Jason Merrill <jason at gcc dot gnu.org> ---
Fixed.