[lldb-dev] test runs: address range spew?

Siva Chandra via lldb-dev lldb-dev at lists.llvm.org
Wed Aug 26 14:11:34 PDT 2015


I see a possible printf at DWARFCompileUnit.cpp:444

$> git grep -n ": \[.*-.*)"
Plugins/SymbolFile/DWARF/DWARFCompileUnit.cpp:444:
   printf ("0x%8.8x: [0x%16.16" PRIx64 " - 0x%16.16" PRIx64 ")\n",
GetOffset(), range.GetRangeBase(), range.GetRangeEnd());
Plugins/SymbolFile/DWARF/DWARFDebugAranges.cpp:120:
log->Printf ("0x%8.8x: [0x%" PRIx64 " - 0x%" PRIx64 ")",
Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp:1858:
/// printf("BuildAddressRangeTable() 0x%8.8x: %30s: [0x%8.8x -
0x%8.8x)\n", m_offset, DW_TAG_value_to_name(tag), lo_pc, hi_pc);
Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp:1897:            //
printf("BuildAddressRangeTable() 0x%8.8x: [0x%16.16" PRIx64 " -
0x%16.16" PRIx64 ")\n", m_offset, lo_pc, hi_pc); // DEBUG ONLY

On Wed, Aug 26, 2015 at 2:05 PM, Todd Fiala via lldb-dev
<lldb-dev at lists.llvm.org> wrote:
> Hi all,
>
> When I run tests with dotest.py -v, I'm seeing a lot of tests spew out quite
> a few lines of output that look like an address with some kind of
> closed-open range:
>
> e.g.
>
> 0x002b0eb4: [0x00000000000facc0 - 0x00000000000face4)
> 0x002b0f24: [0x00000000000facf0 - 0x00000000000fad11)
> 0x002b0f94: [0x00000000000fad20 - 0x00000000000fad41)
> 0x002b1004: [0x00000000000fad50 - 0x00000000000fad71)
> 0x002b1074: [0x00000000000fad80 - 0x00000000000fada4)
>
> This is on Ubuntu 14.04.3 with TOT as of this morning.  This prints out
> hundreds or thousands of times across many tests.
>
> One example would be:
>
>  485: test_recursive_inferior_crashing_step_dwarf
> (TestRecursiveInferior.CrashingRecursiveInferiorTestCase)
>       Test that stepping after a crash behaves correctly. ... 0000000fafc0)
> 0x002b1464: [0x00000000000fafc0 - 0x00000000000fafe1)
> 0x002b14d4: [0x00000000000faff0 - 0x00000000000fb014)
> 0x002b1544: [0x00000000000fb020 - 0x00000000000fb041)
> 0x002b15b4: [0x00000000000fb050 - 0x00000000000fb071)
> 0x002b1624: [0x00000000000fb080 - 0x00000000000fb0a4)
> 0x002b1694: [0x00000000000fb0b0 - 0x00000000000fb10a)
> ...
>
> Any ideas what is generating that?  Looks like something that was probably
> accidentally checked in, but I'm blind as to when it would have started
> appearing.
>
> Thanks!
>
> --
> -Todd
>
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