[llvm] r258208 - [Orc] Oops - lambda capture changed in r258206 was correct.

[Lang Hames via llvm-commits]

Hi Tobias,

I'll take a look at them now and see if I can find a workaround.

- Lang.

On Tue, Jan 19, 2016 at 4:01 PM, Tobias Grosser <tobias at grosser.es> wrote:

> On 01/19/2016 11:32 PM, Lang Hames via llvm-commits wrote:
>
>> Author: lhames
>> Date: Tue Jan 19 16:32:58 2016
>> New Revision: 258208
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=258208&view=rev
>> Log:
>> [Orc] Oops - lambda capture changed in r258206 was correct.
>>
>
> Dearl Lang,
>
> I now see the following segfaults with gcc 4.7.2:
>
> /home/grosser/buildslave/perf-x86_64-penryn-O3-polly-unprofitable/llvm.src/lib/ExecutionEngine/Orc/OrcMCJITReplacement.cpp:
> In lambda function:
> /home/grosser/buildslave/perf-x86_64-penryn-O3-polly-unprofitable/llvm.src/lib/ExecutionEngine/Orc/OrcMCJITReplacement.cpp:128:1:
> internal compiler error: in get_expr_operands, at tree-ssa-operands.c:1035
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <file:///usr/share/doc/gcc-4.7/README.Bugs> for instructions.
> /home/grosser/buildslave/perf-x86_64-penryn-O3-polly-unprofitable/llvm.src/lib/ExecutionEngine/Orc/OrcCBindingsStack.cpp:
> In lambda function:
> /home/grosser/buildslave/perf-x86_64-penryn-O3-polly-unprofitable/llvm.src/lib/ExecutionEngine/Orc/OrcCBindingsStack.cpp:43:1:
> internal compiler error: in get_expr_operands, at tree-ssa-operands.c:1035
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <file:///usr/share/doc/gcc-4.7/README.Bugs> for instructions.
> /home/grosser/buildslave/perf-x86_64-penryn-O3-polly-unprofitable/llvm.src/lib/ExecutionEngine/Orc/OrcCBindings.cpp:
> In lambda function:
> /home/grosser/buildslave/perf-x86_64-penryn-O3-polly-unprofitable/llvm.src/lib/ExecutionEngine/Orc/OrcCBindings.cpp:97:1:
> internal compiler error: in get_expr_operands, at tree-ssa-operands.c:1035
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <file:///usr/share/doc/gcc-4.7/README.Bugs> for instructions.
>
> It is clearly an older GCC version, but we still list is as documented.
> Could you possibly fix/revert the offending patch (or otherwise officially
> propose we move to a newer gcc version)?
>
> Thank you,
> Tobias
>
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