[PINGv3][PATCH v4 00/15] Clean gdb.base when testing with clang

[Bruno Larsen <blarsen@redhat.com>]

ping!

On 18/08/2022 09:25, Bruno Larsen wrote:
> ping 2!
>
> On 20/07/2022 21:44, Bruno Larsen wrote:
>> When testing GDB with clang, gdb.base had over 50 more failures than 
>> when
>> testing with gcc.  Examining the failed tests led to a few clang bugs, a
>> few GDB bugs, and many testsuite assumptions that could be changed.
>>
>> After this patch series, nothing should be changed for testing with gcc,
>> and testing with clang should only show non-trivial failures for
>> maint.exp and macscp.exp, along with the same GCC failures.
>>
>> Changes in v4:
>>      * Added new test to step through a function's epoligue
>>      * renamed gdb_step_until_regexp -> gdb_step_until
>>      * small style and wording changes in patches 1 and 2
>>      * Dropped patch 3 - no longer necessary
>>      * patch 4 was reworked based on Andrew's suggestion
>> small note, Andrew has OK'd patched 5 and 6 (currently 4 and 5) in v3;
>>
>> Changes in v3:
>>      * Fixed some issues that only showed up on CXX_FOR_TARGET=clang
>>      * rebased on current master
>>
>> Changes in v2:
>>      * Introduced gdb_step_until_regexp, based on Pedro's and 
>> Andrew's suggestions
>>      * reworked fixes for: skip.exp, skip-solib.exp and msym-bp-shl.exp
>>      * Used Pedro's suggestion for call-ar-st
>>      * reordered patches slightly
>>
>> Bruno Larsen (15):
>>    gdb/testsuite: introduce gdb_step_until
>>    gdb/testsuite: Add a proc to test where compiler links the epilogue
>>    Change gdb.base/skip-solib.exp deal with lack of epilogue information
>>    gdb/testsuite: change gdb.base/nodebug.exp to not fail with clang
>>    update gdb.base/info-program.exp to not fail with clang
>>    fix gdb.base/access-mem-running.exp for clang testing
>>    Fix gdb.base/call-ar-st to work with Clang
>>    add xfails to gdb.base/complex-parts.exp when testing with clang
>>    gdb/testsuite: fix gdb.base/msym-bp-shl when running with Clang
>>    explicitly test for stderr in gdb.base/dprintf.exp
>>    gdb/testsuite: Update gdb.base/so-impl-ld.exp
>>    [gdb/testsuite]: fix gdb.base/jit-elf.exp when testing with clang
>>    gdb/testsuite: fix gdb.base/info-types-c++ with clang
>>    gdb.base/skip.exp: Use finish to exit functions
>>    gdb/testsuite: Add test to step through function epilogue
>>
>>   gdb/testsuite/gdb.base/access-mem-running.c   |   2 +-
>>   gdb/testsuite/gdb.base/call-ar-st.exp         |  13 ++-
>>   gdb/testsuite/gdb.base/complex-parts.exp      |   5 +
>>   gdb/testsuite/gdb.base/dprintf.exp            |  10 ++
>>   gdb/testsuite/gdb.base/info-program.exp       |   2 +-
>>   gdb/testsuite/gdb.base/info-types.exp.tcl     | 109 ++++++++++++------
>>   gdb/testsuite/gdb.base/jit-elf.exp            |   2 +-
>>   gdb/testsuite/gdb.base/msym-bp-shl.exp        |   8 ++
>>   gdb/testsuite/gdb.base/nodebug.exp            |  12 +-
>>   gdb/testsuite/gdb.base/skip-inline.exp        |  23 ++--
>>   gdb/testsuite/gdb.base/skip-solib-lib.c       |   3 +-
>>   gdb/testsuite/gdb.base/skip-solib-main.c      |   3 +-
>>   gdb/testsuite/gdb.base/skip-solib.exp         |  12 +-
>>   gdb/testsuite/gdb.base/skip.exp               |  32 +++--
>>   gdb/testsuite/gdb.base/so-impl-ld.exp         |  13 +--
>>   gdb/testsuite/gdb.base/solib1.c               |   5 +-
>>   .../gdb.base/step-through-epilogue.c          |  15 +++
>>   .../gdb.base/step-through-epilogue.exp        |  86 ++++++++++++++
>>   gdb/testsuite/lib/gdb.exp                     |  62 ++++++++++
>>   19 files changed, 334 insertions(+), 83 deletions(-)
>>   create mode 100644 gdb/testsuite/gdb.base/step-through-epilogue.c
>>   create mode 100644 gdb/testsuite/gdb.base/step-through-epilogue.exp
>>
-- 
Cheers,
Bruno