[lldb-dev] Build failure with llvm/IR/Attributes.gen?

[Chris Bieneman via lldb-dev]

Hal, thanks for the heads up. I just committed a patch that should resolve this in r282803.

Thanks!
-Chris

> On Sep 29, 2016, at 1:49 PM, Hal Finkel <hfinkel at anl.gov> wrote:
> 
> ----- Original Message -----
>> From: "Hal Finkel via lldb-dev" <lldb-dev at lists.llvm.org>
>> To: lldb-dev at lists.llvm.org
>> Sent: Thursday, September 29, 2016 2:51:03 PM
>> Subject: [lldb-dev] Build failure with llvm/IR/Attributes.gen?
>> 
>> Hi everyone,
>> 
>> Starting a few days ago (between Sept 22nd and 23rd) my nightly
>> builds including lldb starting failing:
>> 
>> In file included from /path/to/llvm/include/llvm/IR/Argument.h:19:0,
>>                 from /path/to/llvm/include/llvm/IR/Function.h:22,
>>                 from /path/to/llvm/include/llvm/IR/Module.h:21,
>>                 from
>>                 /path/to/llvm/tools/lldb/include/lldb/Expression/IRExecutionUnit.h:22,
>>                 from
>>                 /path/to/llvm/tools/lldb/source/Expression/ExpressionVariable.cpp:12:
>> /path/to/llvm/include/llvm/IR/Attributes.h:71:38: fatal error:
>> llvm/IR/Attributes.gen: No such file or directory
>>     #include "llvm/IR/Attributes.gen"
>>                                      ^
>> compilation terminated.
>> 
>> This might be simply the result of some unexpressed dependency in the
>> cmake files (my build uses make -j72, so it tends to find these
>> kinds of issues when they come up). Any ideas?
> 
> [+Chris B.]
> 
> Doing this seems to help:
> 
> diff --git a/CMakeLists.txt b/CMakeLists.txt
> index 85d4b51..9615a3c 100644
> --- a/CMakeLists.txt
> +++ b/CMakeLists.txt
> @@ -765,9 +765,9 @@ add_subdirectory(utils/TableGen)
> # an entire module might include header, which depends on intrinsics_gen. This
> # should be right after LLVMSupport and LLVMTableGen otherwise we introduce a
> # circular dependence.
> -if (LLVM_ENABLE_MODULES)
> +#if (LLVM_ENABLE_MODULES)
>   list(APPEND LLVM_COMMON_DEPENDS intrinsics_gen)
> -endif(LLVM_ENABLE_MODULES)
> +#endif(LLVM_ENABLE_MODULES)
> 
> add_subdirectory(include/llvm)
> 
> but that does not seem like a real solution.
> 
> -Hal
> 
>> 
>> Thanks again,
>> Hal
>> 
>> --
>> Hal Finkel
>> Lead, Compiler Technology and Programming Languages
>> Leadership Computing Facility
>> Argonne National Laboratory
>> _______________________________________________
>> lldb-dev mailing list
>> lldb-dev at lists.llvm.org
>> http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-dev
>> 
> 
> -- 
> Hal Finkel
> Lead, Compiler Technology and Programming Languages
> Leadership Computing Facility
> Argonne National Laboratory