[Bug translator/15452] segmentation fault in libdw while running compiling debugtypes.stp on rawhide

["mjw at redhat dot com" <sourceware-bugzilla at sourceware dot org>]

http://sourceware.org/bugzilla/show_bug.cgi?id=15452

--- Comment #2 from Mark Wielaard <mjw at redhat dot com> 2013-05-10 15:34:09 UTC ---
Replicated on f19:

$ gdb --args stap -p2
/home/mark/src/systemtap/testsuite/systemtap.pass1-4/debugtypes.stp
GNU gdb (GDB) Fedora (7.6-24.fc19)
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
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and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/stap...Reading symbols from
/usr/lib/debug/usr/bin/stap.debug...done.
done.
(gdb) run
Starting program: /usr/bin/stap -p2
/home/mark/src/systemtap/testsuite/systemtap.pass1-4/debugtypes.stp
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff735d99c in __libdw_find_attr (die=die@entry=0x7fffffffad90, 
    search_name=search_name@entry=1, codep=codep@entry=0x7fffffffad70, 
    formp=formp@entry=0x7fffffffad74) at dwarf_child.c:52
52        get_uleb128 (abbrev_code, readp);
(gdb) where
    search_name=search_name@entry=1, codep=codep@entry=0x7fffffffad70, 
    formp=formp@entry=0x7fffffffad74) at dwarf_child.c:52
#1  0x00007ffff735efdf in dwarf_siblingof (die=0x7fffffffae50, 
    result=0x7fffffffae50) at dwarf_siblingof.c:73
#2  0x00005555556d80f1 in dwflpp::print_members (
    this=this@entry=0x5555577e1b20, vardie=vardie@entry=0x7fffffffb3e0, o=..., 
Python Exception <type 'exceptions.IndexError'> list index out of range: 
    dupes=std::set with 0 elements) at dwflpp.cxx:2525
#3  0x00005555556dd0d9 in dwflpp::translate_components (
    this=this@entry=0x5555577e1b20, pool=pool@entry=0x7fffffffb400, 
    tail=tail@entry=0x7fffffffb358, pc=pc@entry=4195728, e=e@entry=
    0x5555577e6cc0, vardie=vardie@entry=0x7fffffffb3c0, 
    typedie=typedie@entry=0x7fffffffb3e0, first=first@entry=0)
    at dwflpp.cxx:2737
#4  0x00005555556def58 in dwflpp::literal_stmt_for_local (this=0x5555577e1b20, 
    scopes=..., pc=4195728, local=..., e=0x5555577e6cc0, lvalue=false, 
    ty=@0x7fffffffb5b0: pe_long) at dwflpp.cxx:3060
#5  0x00005555556546b9 in dwarf_var_expanding_visitor::visit_target_symbol (
    this=0x7fffffffb9b0, e=0x5555577e6cc0) at tapsets.cxx:3739
#6  0x00005555555c3a83 in update_visitor::require<expression> (
    this=this@entry=0x7fffffffb9b0, src=<optimized out>, 
    clearok=clearok@entry=false) at staptree.h:959
#7  0x00005555555be6c5 in replace<expression> (clearok=false, 
    src=@0x5555577e6c30: 0x5555577e6cc0, this=0x7fffffffb9b0) at staptree.h:981
#8  update_visitor::visit_print_format (this=0x7fffffffb9b0, e=0x5555577e6ba0)
    at staptree.cxx:2776
#9  0x00005555555c3a83 in update_visitor::require<expression> (
    this=this@entry=0x7fffffffb9b0, src=<optimized out>, 
    clearok=clearok@entry=false) at staptree.h:959
#10 0x00005555555bbcf7 in replace<expression> (clearok=false, 
    src=<optimized out>, this=0x7fffffffb9b0) at staptree.h:981
#11 update_visitor::visit_expr_statement (this=0x7fffffffb9b0, 
    s=0x5555577e6b80) at staptree.cxx:2534
#12 0x00005555555c3d03 in update_visitor::require<statement> (
    this=this@entry=0x7fffffffb9b0, src=<optimized out>, 
    clearok=clearok@entry=false) at staptree.h:959

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