[LLVMdev] Still Trying to Build on MINGW

Chris Lattner sabre at nondot.org
Sat May 6 16:36:18 PDT 2006

On Sat, 6 May 2006, Reid Spencer wrote:
> Looks like Jeff Cohen already fixed this in CVS. Please update and give
> it another shot.

Is this fixing the issue, or just papering over it?  Why are we trying to 
load an archive member without a path set?


> On Sat, 2006-05-06 at 16:43 -0400, Greg Pettyjohn wrote:
>> On Sat, 6 May 2006, Greg Pettyjohn wrote:
>>> Now I'm having problems with this:
>>>   llvm-ar  rc ./libgcc.a libgcc/./_muldi3.o <and-lots-more-.o-files...>
>>>   C:\msys\1.0\home\llvm_home\install\bin\llvm-ar.exe: <invalid>: path is not valid
>> I've tracked this down in the debugger. It is indeed a bug. The problem is
>> that Path::isValid() will reject a string containing "<" and ">" on
>> Windows.
>> Note that this is not the case on Unix -- compare the implementation of
>> Path::isValid() in .../Unix/Path.inc to the one in .../Win32/Path.inc.
>> Probably the right place to make the fix is in
>> ArchiveMember::ArchiveMember() (Archive.cpp circa line 43).
>> As per the comment this constructor is being used to make a "sentry node"
>> in an ilist. In the initializations you will see `path("<invalid>")' which
>> on Windows should be something else (perhaps just use
>> `path("--invalid--")'.
>> I'm new to this list should I go ahead and write a bug? Or do you have
>> enough info here?
>> Thanks.
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