[LLVMdev] Compile dll on Mingw

Michael.Kang
Thu, 02 Sep 2010 11:06:16 -0000

2010/9/2 NAKAMURA Takumi <geek4civic at
gmail.com>:
> Good evening, Yuan
>
> Excuse me, I gave up Debug build earlier due to my poor hosts.
> I will improve able to build Debug ;)
>
> You may build with --enable-optimized=yes
> (or, make ENABLE_OPTIMIZED=1)
>
> btw, DLL builder has implemented since Aug.
> It might be easier to port DLL stuff to 2.6 :) Do you try?

I am also interesting on llvm with MingW.
I do not understand why "easier" for build DLL on llvm-2.6. Is there
any one who can build dll library of llvm-2.6 in MingW development
environment?

Thanks
MK

>
>
> ...Takumi
>
>
> 2010年9月2日 17:16:25 UTC+9 yuan zheng <tsinghuayuan86 at gmail.com>:
>> Hello, NAKAMURA Takumi
>>
>> As you said, I check out the head from svn trunk.
>> I build the source code as the following steps:
>>    $./configure --enable-shared
>>   $ make
>>
>> After  1 hour,  the building procedure is stopped and appear the
following
>> error message:
>>
>>
c:/strawberry/c/bin/../lib/gcc/i686-w64-mingw32/4.4.3/../../../../i686-w64-mingw
>> 32/bin/ld.exe:
>> F:/msys/1.0/home/MK/llvm-2.8/llvm/tools/llvm-shlib/Debug+Asserts/
>> LLVM-2.8svn.a.o: too many sections (63677)
>>
c:/strawberry/c/bin/../lib/gcc/i686-w64-mingw32/4.4.3/../../../../i686-w64-mingw
>> 32/bin/ld.exe: final link failed: File too big
>> collect2: ld returned 1 exit status
>> make[1]: ***
>> [/usr/home/MK/llvm-2.8/llvm/tools/llvm-shlib/Debug+Asserts/LLVM-2.8
>> svn.a.o] Error 1
>> make[1]: Leaving directory
`/home/MK/llvm-2.8/llvm/tools/llvm-shlib'
>> make: *** [all] Error 1
>>
>> Expect your answer.
>>
>>
>>
>> Thanks,
>> yuanzheng.
>>
>>
>> 2010/9/2 NAKAMURA Takumi <geek4civic at gmail.com>
>>>
>>> Hello, Yuan
>>>
>>> > I'm a newbie about llvm. Now, our project need the dynamic
link
>>> > library(dll)
>>> > about all of llvm library, such as libLLVMCore.dll,
libLLVMSupport.dll,
>>> > and
>>> > so on. How should I do?
>>>
>>> You may do, "/path/to/configure --enable-shared=yes",
>>> to build LLVM-2.8svn.dll.
>>> On your project, you have to specify to linker,
>>> "-L/path/to/dll -lLLVM-2.8svn"
>>> (maybe with -Wl,--enable-auto-import)
>>>
>>> We provide not individual DLLs but a "BIG" one.
>>> We don't provide import libraries.
>>>
>>> I think "DLL" feature is still experimental, and I need
more feedback.
>>> When you met any troubles with DLL, ask here or file bugs!
>>>
>>> Have fun!
>>>
>>>
>>> ...Takumi
>>
>>
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