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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Tamar<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Aha! It’s you! Reverting this commit fixes it<o:p></o:p></span></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
<span style="mso-fareast-language:EN-US">git revert d6cecde585b0980ed8e0050c5a1d315789fb6356<o:p></o:p></span></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
<span style="mso-fareast-language:EN-US">[master af9f0f4] Revert "Remove the Windows GCC driver."<o:p></o:p></span></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
<span style="mso-fareast-language:EN-US">5 files changed, 88 insertions(+), 30 deletions(-)<o:p></o:p></span></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
<span style="mso-fareast-language:EN-US">create mode 100644 driver/gcc/gcc.c<o:p></o:p></span></p>
<p class="MsoNormal"><a name="_MailEndCompose"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></a></p>
<p class="MsoNormal"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">If you can see an easy fix I can try that. Else I’ll probably just revert and let you investigate.<o:p></o:p></span></span></p>
<p class="MsoNormal"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></span></p>
<p class="MsoNormal"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">I appear not to have Cygwin, and no other gcc is not in my path. I just rely on the one that comes with GHC.<o:p></o:p></span></span></p>
<p class="MsoNormal"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></span></p>
<p class="MsoNormal"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">After reverting, here’s what happens when I compile foo.c (trace below). The invocation of cc1.exe looks rather different<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">C:/code/HEAD/inplace/mingw/bin/gcc.exe -v foo.c<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">Using built-in specs.<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">COLLECT_GCC=C:\\code\\HEAD\\inplace\\mingw\\bin/realgcc.exe<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">COLLECT_LTO_WRAPPER=C://code//HEAD//inplace//mingw//bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/lto-wrapper.exe<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">Target: x86_64-w64-mingw32<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">Configured with: ../gcc-6.3.0/configure --prefix=/mingw64 --with-local-prefix=/mingw64/local --build=x86_64-w64-mingw32 --host=x86_64-w64-mingw32 --target=x86_64-w64-mingw32
--with-native-system-header-dir=/mingw64/x86_64-w64-mingw32/include --libexecdir=/mingw64/lib --enable-bootstrap --with-arch=x86-64 --with-tune=generic --enable-languages=c,lto,c++,objc,obj-c++,fortran,ada --enable-shared --enable-static --enable-libatomic
--enable-threads=posix --enable-graphite --enable-fully-dynamic-string --enable-libstdcxx-time=yes --disable-libstdcxx-pch --disable-libstdcxx-debug --disable-isl-version-check --enable-lto --enable-libgomp --disable-multilib --enable-checking=release --disable-rpath
--disable-win32-registry --disable-nls --disable-werror --disable-symvers --with-libiconv --with-system-zlib --with-gmp=/mingw64 --with-mpfr=/mingw64 --with-mpc=/mingw64 --with-isl=/mingw64 --with-pkgversion='Rev2, Built by MSYS2 project' --with-bugurl=https://sourceforge.net/projects/msys2
--with-gnu-as --with-gnu-ld<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">Thread model: posix<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">gcc version 6.3.0 (Rev2, Built by MSYS2 project)
<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">COLLECT_GCC_OPTIONS='-B' 'C:\\code\\HEAD\\inplace\\mingw\\bin' '-B' 'C:\\code\\HEAD\\inplace\\mingw\\bin/../lib' '-B' 'C:\\code\\HEAD\\inplace\\mingw\\bin/../lib/gcc/x86_64-w64-mingw32/6.3.0'
'-B' 'C:\\code\\HEAD\\inplace\\mingw\\bin/../libexec/gcc/x86_64-w64-mingw32/6.3.0' '-v' '-mtune=generic' '-march=x86-64'<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">C://code//HEAD//inplace//mingw//bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/cc1.exe -quiet -v -iprefix C:/code/HEAD/inplace/mingw/bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/
-isystem C://code//HEAD//inplace//mingw//bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/include -isystem C://code//HEAD//inplace//mingw//bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/include-fixed -D_REENTRANT foo.c -quiet -dumpbase foo.c -mtune=generic -march=x86-64 -auxbase
foo -version -o C:\Users\simonpj\AppData\Local\Temp\ccGa7vqE.s<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">GNU C11 (Rev2, Built by MSYS2 project) version 6.3.0 (x86_64-w64-mingw32)<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US"> compiled by GNU C version 6.3.0, GMP version 6.1.2, MPFR version 3.1.5-p2, MPC version 1.0.3, isl version 0.15<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring duplicate directory "C:/code/HEAD/inplace/mingw/bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/include"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring duplicate directory "C:/code/HEAD/inplace/mingw/bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/include-fixed"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring duplicate directory "C:/code/HEAD/inplace/mingw/lib/gcc/../../lib/gcc/x86_64-w64-mingw32/6.3.0/include"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring nonexistent directory "C:/building/msys64/mingw64/include"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring nonexistent directory "/mingw64/include"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring duplicate directory "C:/code/HEAD/inplace/mingw/lib/gcc/../../lib/gcc/x86_64-w64-mingw32/6.3.0/include-fixed"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring duplicate directory "C:/code/HEAD/inplace/mingw/lib/gcc/../../lib/gcc/x86_64-w64-mingw32/6.3.0/../../../../x86_64-w64-mingw32/include"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">ignoring nonexistent directory "C:/building/msys64/mingw64/x86_64-w64-mingw32/include"<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">#include "..." search starts here:<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">#include <...> search starts here:<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">C://code//HEAD//inplace//mingw//bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/include<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">C://code//HEAD//inplace//mingw//bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/include-fixed<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">C:/code/HEAD/inplace/mingw/bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/../../../../include<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">C:/code/HEAD/inplace/mingw/bin/../lib/gcc/x86_64-w64-mingw32/6.3.0/../../../../x86_64-w64-mingw32/include<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">End of search list.<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">GNU C11 (Rev2, Built by MSYS2 project) version 6.3.0 (x86_64-w64-mingw32)<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US"> compiled by GNU C version 6.3.0, GMP version 6.1.2, MPFR version 3.1.5-p2, MPC version 1.0.3, isl version 0.15<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072<o:p></o:p></span></span></p>
<p class="Code"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US">Compiler executable checksum: bdbc00c2d895b1ff93d4c2cb4c58b5b1<o:p></o:p></span></span></p>
<p class="MsoNormal"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></span></p>
<p class="MsoNormal"><span style="mso-bookmark:_MailEndCompose"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></span></p>
<span style="mso-bookmark:_MailEndCompose"></span>
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<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> lonetiger@gmail.com [mailto:lonetiger@gmail.com]
<br>
<b>Sent:</b> 29 June 2017 02:38<br>
<b>To:</b> Simon Peyton Jones <simonpj@microsoft.com>; ghc-devs <ghc-devs@haskell.org><br>
<b>Subject:</b> RE: Windows broken<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">Hi Simon,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">What happens when you try to compile that simple test with the bundled gcc?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Could you also run it through strace, this will force msys2 not to swallow errors from the OS.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Should you get an exception dialog then rm -rf inplace/mingw and rerun configure (I assume you’re on a recent revision).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">If none of the above give a clue, you could try ./configure --enable-distro-toolchain, this will have it skip the bundled GCC<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">And use any installed by msys2. If this work then try rm’ing the GHC-tarballs folder and the inplace/mingw folder and try again<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">With –enable-tarballs-autodownloads.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Tamar.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US">From: </span></b><span lang="EN-US"><a href="mailto:ghc-devs@haskell.org">Simon Peyton Jones via ghc-devs</a><br>
<b>Sent: </b>Thursday, June 29, 2017 00:35<br>
<b>To: </b><a href="mailto:ghc-devs@haskell.org">ghc-devs</a><br>
<b>Subject: </b>Windows broken<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:6.0pt;margin-right:0cm;margin-bottom:6.0pt;margin-left:0cm">
Help please!<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:6.0pt;margin-right:0cm;margin-bottom:6.0pt;margin-left:0cm">
Suddenly my Windows build has stopped working. See below. What should I do? I’m totally stuck.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:6.0pt;margin-right:0cm;margin-bottom:6.0pt;margin-left:0cm">
This has never happened before.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:6.0pt;margin-right:0cm;margin-bottom:6.0pt;margin-left:0cm">
I get this:<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
GHC path canonicalised to: c:/fp/ghc-8.0.2/bin/ghc<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
checking build system type... x86_64-pc-msys<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
checking host system type... x86_64-pc-msys<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
checking target system type... x86_64-pc-msys<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
Build platform inferred as: x86_64-unknown-mingw32<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
Host platform inferred as: x86_64-unknown-mingw32<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
Target platform inferred as: x86_64-unknown-mingw32<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
GHC build : x86_64-unknown-mingw32<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
GHC host : x86_64-unknown-mingw32<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
GHC target : x86_64-unknown-mingw32<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
LLVM target: x86_64-unknown-mingw32<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
checking for path to top of build tree... C:/code/HEAD<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
configure: Checking for Windows toolchain tarballs...<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
configure: Extracting Windows toolchain from archives (may take a while)...<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
configure: In-tree MingW-w64 tree created<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
configure: Making in-tree perl tree<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
configure: In-tree perl tree created<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
checking whether the C compiler works... no<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
configure: error: in `/c/code/HEAD':<o:p></o:p></p>
<p class="Code" style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:0cm;margin-left:36.0pt;margin-bottom:.0001pt">
configure: error: C compiler cannot create executables<o:p></o:p></p>
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See `config.log' for more details<o:p></o:p></p>
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Something wrong with the gcc.exe? Config.log has this<o:p></o:p></p>
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gcc version 6.3.0 (Rev2, Built by MSYS2 project) <o:p></o:p></p>
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configure:4950: $? = 0<o:p></o:p></p>
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configure:4939: C:/code/HEAD/inplace/mingw/bin/gcc.exe -V >&5<o:p></o:p></p>
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gcc.exe: error: unrecognized command line option '-V'<o:p></o:p></p>
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gcc.exe: fatal error: no input files<o:p></o:p></p>
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compilation terminated.<o:p></o:p></p>
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configure:4950: $? = 1<o:p></o:p></p>
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configure:4939: C:/code/HEAD/inplace/mingw/bin/gcc.exe -qversion >&5<o:p></o:p></p>
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gcc.exe: error: unrecognized command line option '-qversion'; did you mean '--version'?<o:p></o:p></p>
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gcc.exe: fatal error: no input files<o:p></o:p></p>
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compilation terminated.<o:p></o:p></p>
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configure:4950: $? = 1<o:p></o:p></p>
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configure:4970: checking whether the C compiler works<o:p></o:p></p>
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configure:4992: C:/code/HEAD/inplace/mingw/bin/gcc.exe conftest.c >&5<o:p></o:p></p>
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configure:4996: $? = 1<o:p></o:p></p>
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configure:5034: result: no<o:p></o:p></p>
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configure: failed program was:<o:p></o:p></p>
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| /* confdefs.h */<o:p></o:p></p>
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| #define PACKAGE_NAME "The Glorious Glasgow Haskell Compilation System"<o:p></o:p></p>
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| #define PACKAGE_TARNAME "ghc-8.3"<o:p></o:p></p>
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| #define PACKAGE_VERSION "8.3"<o:p></o:p></p>
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| #define PACKAGE_STRING "The Glorious Glasgow Haskell Compilation System 8.3"<o:p></o:p></p>
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| #define PACKAGE_BUGREPORT "<a href="mailto:glasgow-haskell-bugs@haskell.org">glasgow-haskell-bugs@haskell.org</a>"<o:p></o:p></p>
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| #define PACKAGE_URL ""<o:p></o:p></p>
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| /* end confdefs.h. */<o:p></o:p></p>
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| <o:p></o:p></p>
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| int<o:p></o:p></p>
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| main ()<o:p></o:p></p>
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| {<o:p></o:p></p>
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| <o:p></o:p></p>
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| ;<o:p></o:p></p>
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| return 0;<o:p></o:p></p>
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| }<o:p></o:p></p>
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configure:5039: error: in `/c/code/HEAD':<o:p></o:p></p>
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configure:5041: error: C compiler cannot create executables<span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New""><o:p> </o:p></span></p>
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