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

[Lang Hames via llvm-commits]

Hi Tobias,

Sorry about the delay.

I think I see another instance of that bug. Patches to follow shortly - I'm in transit at the moment.

- Lang.

Sent from my iPhone

> On Jan 19, 2016, at 5:19 PM, Lang Hames <lhames at gmail.com> wrote:
> 
> 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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