<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/56109>56109</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [Windows build error] LINK : fatal error LNK1189: library limit of 65535 objects exceeded
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          syheliel
      </td>
    </tr>
</table>

<pre>
    # environment
**platform**: windows 10
**visual studio version**: 2022
**llvm version**: see following `git log` cmd
```
> git log
commit 21f557e13a2cf926a97d76ff30ca67bce56c64bb (HEAD -> main, origin/main, origin/HEAD)
Author: LLVM GN Syncbot <llvmgnsyncbot@gmail.com>
Date:   Thu Jun 16 22:31:40 2022 +0000

    [gn build] Port ff3989e6ae74
```
# reproduce
```
git clone https://github.com/llvm/llvm-project.git
cmake -G Ninja -S .\llvm\llvm -B build-tutorial-big -DLLVM_ENABLE_PROJECTS="clang" -DCMAKE_C_FLAGS="/bigobj" -DCMAKE_CXX_FLAGS="/bigobj" -DLLVM_EXPORT_SYMBOLS_FOR_PLUGINS=On -DLLVM_TARGETS_TO_BUILD="X86" -DLLVM_OPTIMIZED_TABLEGEN=ON -DCMAKE_BUILD_TYPE=MinSizeRel && cd ./build-tutorial-big && ninja all
 ```
error message:
 ```
[967/3558] Building CXX object lib\Transforms\Vectorize\CMakeFiles\LLVMVectorize.dir\SLPVectorizer.cpp.obj
E:\llvm\llvm\lib\Transforms\Vectorize\SLPVectorizer.cpp(4626): warning C4018: '>=': signed/unsigned mismatch
[2263/3558] Building CXX object tools\clang\lib\AST\CMakeFiles\obj.clangAST.dir\AttrDocTable.cpp.obj
E:\llvm\clang\lib\AST\AttrDocTable.cpp(24): warning C4018: '<': signed/unsigned mismatch
[2444/3558] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\CGExpr.cpp.obj
E:\llvm\clang\lib\CodeGen\CGExpr.cpp(3562): warning C4018: '<=': signed/unsigned mismatch
[3075/3558] Linking CXX executable bin\clang-repl.exe
FAILED: bin/clang-repl.exe lib/clang-repl.lib
cmd.exe /C "cd . && D:\GlobalScoopApps\apps\cmake\3.23.2\bin\cmake.exe -E vs_link_exe --intdir=tools\clang\tools\clang-repl\CMakeFiles\clang-repl.dir --rc=C:\PROGRA~2\WI3CF2~1\10\bin\100190~1.0\x86\rc.exe --mt=C:\PROGRA~2\WI3CF2~1\10\bin\100190~1.0\x86\mt.exe --manifests  -- "E:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.32.31326\bin\Hostx86\x86\link.exe" /nologo @CMakeFiles\clang-repl.rsp  /out:bin\clang-repl.exe /implib:lib\clang-repl.lib /pdb:bin\clang-repl.pdb /version:0.0 /machine:X86 /STACK:10000000 /INCREMENTAL:NO /subsystem:console   /DEF:"E:/build-tutorial-big/tools/clang/tools/clang-repl/clang-repl.def"  && cd ."
LINK: command "E:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Tools\MSVC\14.32.31326\bin\Hostx86\x86\link.exe /nologo @CMakeFiles\clang-repl.rsp /out:bin\clang-repl.exe /implib:lib\clang-repl.lib /pdb:bin\clang-repl.pdb /version:0.0 /machine:X86 /STACK:10000000 /INCREMENTAL:NO /subsystem:console /DEF:E:/build-tutorial-big/tools/clang/tools/clang-repl/clang-repl.def /MANIFEST /MANIFESTFILE:bin\clang-repl.exe.manifest" failed (exit code 1189) with the following output:
LINK : fatal error LNK1189: library limit of 65535 objects exceeded
[3088/3558] Linking CXX executable bin\clang.exe
ninja: build stopped: subcommand failed.
```
# related link
https://docs.microsoft.com/en-us/cpp/error-messages/tool-errors/linker-tools-error-lnk1189?view=msvc-170
I have tried to add `\bigobj` in `C/CXXflags`, but it's not working
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJzVV92T2jgM_2vYF08y-SCBPPCQDYHSAsssdLu9F8ZJDLhNbCZ29qN__UlO2C7b7fZ604c7JkNiWZaln2RJzmTxOOp5PmHijtdSVEzonjPuOXHPw-dYUr2TddWOen5M7rko5L0irvOc746rhpZE6abgktyxWnEpvi_yHM97zl6Wd9WPXIoxspNlKWGPPemFzp5rUso9fJG8KjoBodM97dBPyYnNEHJZVTD23F0QDJjrUy_fRV5Io0ExCHc738lpOMhyFoR52M8y0vOG79J4TCyUVFEO-iRE1nyPX5MfCMjb86J2r7jRB1mj6vP5zYJMl2T9KPJMatLzE7RxL1RL6PWdPcgqbVAPNmqXj6lmuJiQzaEh7xtB3JAAUH7su_DXdwxuoOGlA7_OXvMPS0gvuNwLkjW8LHrBmKxkrQnYFw0jFlI26L8OF7i6ZsdaFk3OXuVAMPNSCkYOWh8V6AFWwwP0Q5MZ_b0J2ta9LBD2heXaBobOAxX9yog1JUsuvlBirYndCwwc3YtYl63elm40IEtLK-N7Yo0RxW26jC_n6XZ1ffU-TTbrng94e3lJxR7ewJQs4g_pNtlO5vG0mwVVQIDMvpxx3N6-wdNudbu6ut5s158Xl1fz9XZydb1dzT9OZ0tccyVObJv4eppu1tvN1fby42w-bgXeDsNnoq5Wm9li9lc6Bm5Qf5ouUcTySRuzcLv5vEqBvuBizb-xa1aCc0FKSPICQAINf0SlYxAGS1qWXQC88Bqra1mTiilF9xhTr3NByEThAPbxg2CIQXOJ--FhA7AIYAN-JCXPwE-bmgqFJ1_B4AbooNE3Bt_JArw74SXDCTT9adIueA209Xz1RKrt_Hi0EXSzf4qanYUCvt7e7wdxcGD7IYISmXREa2EM6DvuEAk9b4AHDF00MEmF7wUrwOZGtJ-k4qqiOj88YeJ5of8LULSUJWrWxuFJ6Xi9eYkI8NuGCeY6QGKt67HMNzQr2Vt4vCb75Vow3uu_aXryG3b3-_1_ZXciCzZl4qe2d_Od_ck0fTi-GQk_lf60Euz2g9D7heW_43TfGQTPjJ9z8fVkO3tgeaMRcpJxcdLPgrxZ2jDXipjEs3k6xs0yUxjOecwpOiMioUuPheGA6YRgaoOjfzrl4xaWaSkzWq5zKY_x8YjQ0vZlUiu8fduDBz46_ZBshFopuVPbEozZmqHFhUYv-OOXnjwbGxVfuvOZ8iACZNU5yElaFSE9T6_j3iBFLT7N_GTiwcCFATQGJ71cx3EjB-k2Eh8gYwZJnbeaWpX-E-IqfRJHBd8xpRWBAQLbxdiqlvuaVuRk1oLntVRyp8lN27SsTdMCM6ZLCZJUaFYfa64Q6ZsEk1OH1WJthm7f9j3bd30vfNLtnVS6Vaj9RxeYYDEFfCIkNCiSQBvwM4hrdSTIKRuAJX4t7nCWV0cMJD9uj8p5fCHDscheWw5knD21XH7s2A4x_U1-4AIrBpQzJKw3cfIBhq7T_pA2WybX6SJdbuI5zCyvkKaaTD0qzaCbgZZLKAmHxeg_TiemZ2jhf62kAbENvu58vBy3wXh2eAq2QyDPq2XXUc5nS1SYYONHRfGf8fw_d_v_2-tPPv_DDkfBi3g5m6TrzfPvCeTdn2Bln3IABssO2m2G4TBkD9jTQlUhrjuMoIbAJUYfiD48v26AB47GCd-jimBY7aiGSGn7q_nyg5EAZAC-pvUjvPG2IXckDAI_6MqmghKSM1aw4lm5GQ5_q9x8rzSm9TOFBpGFO5Y8HkEylrkmO0V9a639RtMPNzmAA6OzpZ6394XMlV2dDkjX5jNhNcZLWIAnBgOr6zFV50TLUHGEklltGc-2VKsUX1u8Jnec3UO2r9RdbrmDTq8ZOdA7RnTNQTEtCS0K07HiyTKdOtz7uEBSgsXy9nZX0r1CDriRZY0mcOPwBooIuHDdyxoBvShGfhH5Eb3QXJdsBMh_6i6sLXpGMeOBP-Pgi6YuR793U8IDrVRjIAxC14kuDqMg2kUQIYFbBMNiQH14soh6w8hhgzxjw4uSZqxUaA_EtmD3xIjAJBiML_gIE5gTQnX0g4Ef2XDhzTPQjkWZlzl5AQmImesn6mHLen9Rj4xKWQOA9p2SQ938PkmV6ZoMfCifmnvuSD0eWMlZeWH2Hhnd_waS0ex2">