[cfe-dev] Problem building latest llvm/clang on Windows using gcc-5.3

[Edward Diener via cfe-dev]

On 3/29/2016 1:44 AM, Yaron Keren via cfe-dev wrote:
> Try to build without checking out compiler-rt, check out only llvm and
> clang.

That worked fine but I never had to do that before.

>
>
>
> 2016-03-29 6:55 GMT+03:00 Edward Diener via cfe-dev
> <cfe-dev at lists.llvm.org
> <mailto:cfe-dev at lists.llvm.org>>:
>
>     When I try to build the latest llvm/clang on Windows with
>     mingw-64/gcc-5.3 I get a slew of errors:
>
>         [4/1059] Building C object
>         projects/co...file-i386.dir/InstrProfilingUtil.c.obj
>         FAILED:
>         C:\Utilities\mingw-w64\i686-5.3.0-posix-dwarf-rt_v4-rev0\mingw32\bin\gcc
>         .exe  -D_DEBUG -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS
>         -D__STDC_LIMIT_MA
>         CROS -Wall -W -Wno-unused-parameter -Wwrite-strings
>         -Wno-missing-field-initializ
>         ers -pedantic -Wno-long-long -Wno-comment -Wall -O3
>         -Iprojects/compiler-rt/lib/
>         profile
>         -IE:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile
>         -I
>         include -IE:/Programming/VersionControl/llvm/include
>         -UNDEBUG  -m32 -DCOMPILE
>         R_RT_HAS_ATOMICS=1 -MMD -MT
>         projects/compiler-rt/lib/profile/CMakeFiles/clang_rt
>         .profile-i386.dir/InstrProfilingUtil.c.obj -MF
>         projects/compiler-rt/lib/profile/
>         CMakeFiles/clang_rt.profile-i386.dir/InstrProfilingUtil.c.obj.d
>         -o projects/comp
>         iler-rt/lib/profile/CMakeFiles/clang_rt.profile-i386.dir/InstrProfilingUtil.c.ob
>         j   -c
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/Instr
>         ProfilingUtil.c
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/InstrProfili
>         ngUtil.c:21:25: fatal error: sys/utsname.h: No such file or
>         directory
>         compilation terminated.
>         [4/1059] Building C object
>         projects/co..._rt.profile-i386.dir/WindowsMMap.c.obj
>         FAILED:
>         C:\Utilities\mingw-w64\i686-5.3.0-posix-dwarf-rt_v4-rev0\mingw32\bin\gcc
>         .exe  -D_DEBUG -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS
>         -D__STDC_LIMIT_MA
>         CROS -Wall -W -Wno-unused-parameter -Wwrite-strings
>         -Wno-missing-field-initializ
>         ers -pedantic -Wno-long-long -Wno-comment -Wall -O3
>         -Iprojects/compiler-rt/lib/
>         profile
>         -IE:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile
>         -I
>         include -IE:/Programming/VersionControl/llvm/include
>         -UNDEBUG  -m32 -DCOMPILE
>         R_RT_HAS_ATOMICS=1 -MMD -MT
>         projects/compiler-rt/lib/profile/CMakeFiles/clang_rt
>         .profile-i386.dir/WindowsMMap.c.obj -MF
>         projects/compiler-rt/lib/profile/CMakeFi
>         les/clang_rt.profile-i386.dir/WindowsMMap.c.obj.d -o
>         projects/compiler-rt/lib/pr
>         ofile/CMakeFiles/clang_rt.profile-i386.dir/WindowsMMap.c.obj
>           -c E:/Programming
>         /VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.c
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c: In function 'mmap':
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c:42:3: error: unknown type name 'DWORD'
>             DWORD flProtect;
>             ^
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c:45:19: error: 'PAGE_EXECUTE_READWRITE' undeclared (first use
>         in this function)
>
>                 flProtect = PAGE_EXECUTE_READWRITE;
>                             ^
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c:45:19: note: each undeclared identifier is reported only once
>         for each functio
>         n it appears in
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c:47:19: error: 'PAGE_READWRITE' undeclared (first use in this
>         function)
>                 flProtect = PAGE_READWRITE;
>                             ^
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c:50:19: error: 'PAGE_EXECUTE_READ' undeclared (first use in
>         this function)
>                 flProtect = PAGE_EXECUTE_READ;
>                             ^
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c:52:19: error: 'PAGE_EXECUTE' undeclared (first use in this
>         function)
>                 flProtect = PAGE_EXECUTE;
>                             ^
>         E:/Programming/VersionControl/llvm/projects/compiler-rt/lib/profile/WindowsMMap.
>         c:54:17: error: 'PAGE_READONLY' undeclared (first use in this
>         function)
>               flProtect = PAGE_READONLY;
>
>
>     etc. etc.
>
>     Previous builds of llvm/clang with mingw-64/gcc on Windows worked fine.
>
>     Any ideas why this got broken and what is needed to fix it so I can
>     build the latest clang on Windows with gcc ?
>
>     I use CMake to configure and generate the build using ninja with gcc
>     as the compiler, and then I use ninja to kick off the build.