[LLVMdev] Follow-up questions after successful upgrade to LLVM 3.0rc4

[Duncan Sands]

Hi Kevin,

> Since I don’t have llvm-gcc installed, I tried to do the configure by doing a
> “cd” to the test-suite directory
> and just doing a “./configure”.

the configure should be done in the directory where you built LLVM.

It appeared to do something useful in spite of
> the fact that the instructions
> in the Testing Infrastructure Guide explicitly say that I need to pass the
> option: “—with-llvmgccdir=???”

You don't need —with-llvmgccdir any more.

Ciao, Duncan.

> to the ./configure step, and I don’t have such a directory (not having installed
> llvm-gcc). It isn’t totally
> obvious if I should attempt to use a clang related directory in its place, or
> what that should be.
> However, I don’t think the configure worked, because all attempts to issue any
> “make” or “gmake” in
> the test-suite directory, with any targets or options whatsoever, results in an
> error message saying:
> “Makefile.config:37: /home/kharris/Makefile.config: No such file or directory
> make: *** No rule to make target `/home/kharris/Makefile.config'. Stop.”
> The “make” appears to be expecting a “Makefile.config” file in my login
> directory. My hypothesis is that
> this is the result of the missing “—with-llvmgccdir=” option.
> The test-suite appears to have no useful documentation of its own – the “docs”
> and “website” directories
> just have placeholder .html files.
> I’ve tried to read the “configure” shell script, but it is fairly dense, fairly
> obscure shell code without any
> helpful comments.
> -Kevin
> In response to:
>  > Date: Wed, 23 Nov 2011 17:34:04 +0800
>  > From: ??? <chenwj at iis.sinica.edu.tw <mailto:chenwj at iis.sinica.edu.tw>>
>  > Subject: Re: [LLVMdev] Follow-up questions after successful upgrade to
>  > LLVM 3.0rc4
>  > To: "Harris, Kevin" <Kevin.Harris at unisys.com <mailto:Kevin.Harris at unisys.com>>
>  > Cc: "llvmdev at cs.uiuc.edu <mailto:llvmdev at cs.uiuc.edu>" <llvmdev at cs.uiuc.edu
> <mailto:llvmdev at cs.uiuc.edu>>
>  > Message-ID: <20111123093404.GA37198 at cs.nctu.edu.tw
> <mailto:20111123093404.GA37198 at cs.nctu.edu.tw>>
>  > Content-Type: text/plain; charset=utf-8
>  >> 2) I had no problem running the V3.0 regression tests according to the
> instructions. . .
>  > LLVM / CLANG Test Infrastructure Question
>  > http://lists.cs.uiuc.edu/pipermail/llvmdev/2011-July/041954.html
> <http://lists.cs.uiuc.edu/pipermail/llvmdev/2011-July/041954.html>
>  > HTH,
>  > chenwj
> Thanks, Wei-Ren! The thread referenced is similar to this one. There is a good
> suggestion for a very long
> “make” command that looks like it ought to work, except that it succumbs to the
> same problem described
> above – the error message about the missing Makefile.config file.
> Moreover, if you read to the end of the thread, you discover that the ultimate
> solution was to go ahead
> and install llvm-gcc after all.
> My take-away from all this is that the test-suite has not actually been upgraded
> to work without llvm-gcc
> yet. The existence of the test-suite in the release directory for rc4 seems to
> imply that it has
> been modified to work with clang in the absence of llvm-gcc, but perhaps that is
> too strong an
> assumption?
> Has anyone successfully configured and run the test-suite from rc4 without
> installing llvm-gcc?
> -Kevin
>
>
>
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