[Bug symtab/12984] New: DWARF-4: Multiple .debug_types are not read in

[Bug symtab/12984] New: DWARF-4: Multiple .debug_types are not read in

[jan.kratochvil at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12984

           Summary: DWARF-4: Multiple .debug_types are not read in
           Product: gdb
           Version: HEAD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: symtab
        AssignedTo: unassigned@sourceware.org
        ReportedBy: jan.kratochvil@redhat.com


echo 'class A{}a;class B{}b;'|g++ -c -o 11.o -Wall -gdwarf-4
-fdebug-types-section -x c++ -;gdb -nx ./11.o -ex 'p a' -ex 'p b'

(gdb) p a
Dwarf Error: Cannot find signatured DIE referenced from DIE at 0x30 [in module
.../11.o]
(gdb) p b
Dwarf Error: Cannot find signatured DIE referenced from DIE at 0x30 [in module
.../11.o]

g++ (GCC) 4.7.0 20110712 (experimental)
GNU gdb (GDB) 7.3.50.20110711-cvs

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[Bug symtab/12984] DWARF-4: Multiple .debug_types are not read in

[tromey at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12984

Tom Tromey <tromey at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |tromey at redhat dot com
         AssignedTo|unassigned at sourceware    |tromey at redhat dot com
                   |dot org                     |

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[Bug symtab/12984] DWARF-4: Multiple .debug_types are not read in

[cvs-commit at gcc dot gnu.org]

http://sourceware.org/bugzilla/show_bug.cgi?id=12984

--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> 2011-07-20 15:07:00 UTC ---
CVSROOT:    /cvs/src
Module name:    src
Changes by:    tromey@sourceware.org    2011-07-20 15:06:56

Modified files:
    gdb            : ChangeLog dwarf2read.c 

Log message:
    PR symtab/12984:
    * dwarf2read.c (dwarf2_section_info_def): New typedef.
    (struct dwarf2_per_objfile) <types>: Change to a VEC.
    (struct dwarf2_per_cu_data) <from_debug_types>: Remove.
    <debug_type_section>: New field.
    (dwarf2_locate_sections): Push .debug_types sections onto VEC.
    (load_cu): Use appropriate section.
    (create_signatured_type_table_from_index): Add 'section'
    argument.
    (dwarf2_read_index): Only allow a single .debug_types section.
    (dw2_get_file_names): Use appropriate section.
    (read_type_comp_unit_head): Add 'section' argument.
    (create_debug_types_hash_table): Loop over all .debug_types
    sections.
    (init_cu_die_reader): Use appropriate section.
    (process_psymtab_comp_unit, load_partial_comp_unit)
    (load_full_comp_unit, read_die_and_children, find_partial_die)
    (lookup_die_type, determine_prefix, follow_die_offset): Update.
    (lookup_signatured_type_at_offset): Add 'section' argument.
    (read_signatured_type_at_offset): Add 'sect' argument.
    (read_signatured_type): Use appropriate section.
    (set_die_type, get_die_type_at_offset): Update.
    (dwarf2_per_objfile_free): Free all .debug_types sections, and
    VEC.
    (write_psymtabs_to_index): Don't allow index with more than one
    .debug_types section.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.13200&r2=1.13201
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/dwarf2read.c.diff?cvsroot=src&r1=1.552&r2=1.553

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[Bug symtab/12984] DWARF-4: Multiple .debug_types are not read in

[tromey at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12984

Tom Tromey <tromey at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|---                         |7.4

--- Comment #2 from Tom Tromey <tromey at redhat dot com> 2011-07-20 15:14:33 UTC ---
Fixed.

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