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From: Edward Diener (eldiener_at_[hidden])
Date: 2019-08-18 13:16:18


On 8/18/2019 8:14 AM, Steven Watanabe via Boost-build wrote:
> AMDG
>
> On 8/17/19 10:40 PM, Edward Diener via Boost-build wrote:
>> I am trying to debug a curious problem with clang-win toolsets. I have
>> toolsets for a number of different versions of clang on Windows,
>> installed to different directories. All were working properly under
>> Boost Build, thanks to Peter Dimov's changes to get clang-win to work.
>> Recently I downloaded llvm-7.1, with its clang-7.1 implementation to
>> test. When I tried testing it, running b2 with the -d2 option, I saw
>> that the command to compile source was not being generated for the
>> command line.
>> <snip>

Passing the --reconfigure parameter solved the problem. I am guessing
that some cached data caused such a problem and the --reconfigure
somehow causes the cached data to clear.


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