[LLVMdev] Building Compiler-RT on Windows

[Alexey Samsonov]

It looks like your command fails early in CMake TryCompile tests. Does
(your version of) CMake supports using Clang on Windows at all?

On Fri, Feb 20, 2015 at 7:02 AM, Daniel Dilts <diltsman at gmail.com> wrote:

> Has anyone built Compiler-RT on Windows?  I am attempting to compile it
> for ARM, but I get errors from CMake.  It appears to be trying to pass VC++
> flags to Clang.  I am using a version of Clang built from trunk.
>
>
>
> PS D:\llvm\arm_test\compiler-rt-build> cmake -G Ninja
> -DCMAKE_C_COMPILER=clang.exe -DCMAKE_CXX_COMPILER=clang++.exe -DCM
> AKE_RC_COMPILER=rc.exe -DCMAKE_CXX_FLAGS="" -DCMAKE_C_FLAGS=""
> ..\compiler-rt
> -- The C compiler identification is Clang 3.7.0
> clang.exe: error: no such file or directory: '/nologo'
> clang.exe: error: no such file or directory: '/showIncludes'
> -- The CXX compiler identification is Clang 3.7.0
> clang.exe: error: no such file or directory: '/nologo'
> clang.exe: error: no such file or directory: '/showIncludes'
> -- Check for working C compiler using: Ninja
> -- Check for working C compiler using: Ninja -- broken
> CMake Error at C:/Program Files
> (x86)/CMake/share/cmake-3.1/Modules/CMakeTestCCompiler.cmake:61 (message):
>   The C compiler "d:/llvm/build/Release/bin/clang.exe" is not able to
> compile
>   a simple test program.
>   It fails with the following output:
>    Change Dir: D:/llvm/arm_test/compiler-rt-build/CMakeFiles/CMakeTmp
>
>   Run Build Command:"d:/llvm/ninja/ninja.exe" "cmTryCompileExec2171879632"
>   [1/2] Building C object
>   CMakeFiles\cmTryCompileExec2171879632.dir\testCCompiler.c.obj
>   FAILED: d:\llvm\build\Release\bin\clang.exe /nologo /D_DEBUG /MDd /Zi
> /Ob0
>   /Od /RTC1 /showIncludes
>   /FoCMakeFiles\cmTryCompileExec2171879632.dir\testCCompiler.c.obj
>   /FdCMakeFiles\cmTryCompileExec2171879632.dir\ -c testCCompiler.c
>   clang.exe: error: no such file or directory: '/nologo'
>   clang.exe: error: no such file or directory: '/D_DEBUG'
>   clang.exe: error: no such file or directory: '/MDd'
>   clang.exe: error: no such file or directory: '/Zi'
>   clang.exe: error: no such file or directory: '/Ob0'
>   clang.exe: error: no such file or directory: '/Od'
>   clang.exe: error: no such file or directory: '/RTC1'
>   clang.exe: error: no such file or directory: '/showIncludes'
>   clang.exe: error: no such file or directory:
>   '/FoCMakeFiles\cmTryCompileExec2171879632.dir\testCCompiler.c.obj'
>   clang.exe: error: no such file or directory:
>   '/FdCMakeFiles\cmTryCompileExec2171879632.dir\'
>   ninja: build stopped: subcommand failed.
>
>
>   CMake will not be able to correctly generate this project.
> Call Stack (most recent call first):
>   CMakeLists.txt:12 (project)
>
> -- Configuring incomplete, errors occurred!
> See also "D:/llvm/arm_test/compiler-rt-build/CMakeFiles/CMakeOutput.log".
> See also "D:/llvm/arm_test/compiler-rt-build/CMakeFiles/CMakeError.log".
>
> _______________________________________________
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>
>


-- 
Alexey Samsonov
vonosmas at gmail.com
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