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Date: Tue, 25 Aug 2015 18:07:00 -0000
From: niXman <i.nixman@autistici.org>
To: Jonathan Wakely <jwakely.gcc@gmail.com>, gcc-help <gcc-help@gcc.gnu.org>
Subject: Re: Error building gcc-5.* with threads=win32
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niXman 2015-08-23 12:39:
> Jonathan Wakely 2015-08-04 12:28:
>> That should be OK.
>> 
>> The command used by the configure test is:
>> 
>> $CC $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS
>> 
>> so have you set any of those environment variables?
> 
> The global CFLAGS/CXXFLAGS/CPPFLAGS/LDFLAGS vars are not set, but I
> set them as args for configure script:
> 
> --host=i686-w64-mingw32 \
> --build=i686-w64-mingw32 \
> --target=i686-w64-mingw32 \
> --prefix=/mingw32 \
> --with-sysroot=/c/mingw520/i686-520-win32-sjlj-rt_v4-rev0/mingw32 \
> --with-gxx-include-dir=/mingw32/i686-w64-mingw32/include/c++ \
> --enable-shared \
> --enable-static \
> --enable-targets=all \
> --enable-multilib \
> --enable-languages=c,c++,fortran,objc,obj-c++,lto \
> --enable-libstdcxx-time=yes \
> --enable-threads=win32 \
> --enable-libgomp \
> --enable-libatomic \
> --enable-lto \
> --enable-graphite \
> --enable-checking=release \
> --enable-fully-dynamic-string \
> --enable-version-specific-runtime-libs \
> --enable-sjlj-exceptions \
> --disable-isl-version-check \
> --disable-libstdcxx-pch \
> --disable-libstdcxx-debug \
> --enable-bootstrap \
> --disable-rpath \
> --disable-win32-registry \
> --disable-nls \
> --disable-werror \
> --disable-symvers \
> --with-gnu-as \
> --with-gnu-ld \
> --with-arch-32=i686 \
> --with-arch-64=nocona \
> --with-tune-32=generic \
> --with-tune-64=core2 \
> --with-libiconv \
> --with-system-zlib \
> --with-gmp=/c/mingw520/prerequisites/i686-w64-mingw32-static \
> --with-mpfr=/c/mingw520/prerequisites/i686-w64-mingw32-static \
> --with-mpc=/c/mingw520/prerequisites/i686-w64-mingw32-static \
> --with-isl=/c/mingw520/prerequisites/i686-w64-mingw32-static \
> --with-pkgversion="i686-win32-sjlj-rev0, Built by MinGW-W64 project" \
> --with-bugurl=http://sourceforge.net/projects/mingw-w64 \
> CFLAGS="-O2 -pipe
> -I/c/mingw520/i686-520-win32-sjlj-rt_v4-rev0/mingw32/opt/include
> -I/c/mingw520/prerequisites/i686-zlib-static/include
> -I/c/mingw520/prerequisites/i686-w64-mingw32-static/include" \
> CXXFLAGS="-O2 -pipe
> -I/c/mingw520/i686-520-win32-sjlj-rt_v4-rev0/mingw32/opt/include
> -I/c/mingw520/prerequisites/i686-zlib-static/include
> -I/c/mingw520/prerequisites/i686-w64-mingw32-static/include" \
> CPPFLAGS="" \
> LDFLAGS="-pipe
> -L/c/mingw520/i686-520-win32-sjlj-rt_v4-rev0/mingw32/opt/lib
> -L/c/mingw520/prerequisites/i686-zlib-static/lib
> -L/c/mingw520/prerequisites/i686-w64-mingw32-static/lib
> -Wl,--large-address-aware"
> 
> As you can see there are no '-march=*'/'-mtune=*' options.
> 
> Ideas?

ping?