[Bug libstdc++/40974] cannot build gcc-4.4.1: fenv_t has not been declared

["hjl dot tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #24 from hjl dot tools at gmail dot com  2010-01-10 16:52 -------
(In reply to comment #0)
> I'm using a gcc-4.4.1 cross-compiler to build another instance of gcc-4.4.1 for
> the target system. make fails with the following error message:
> 

> 
> The configure command contained the following options: --prefix=/usr
> --build=x86_64-cross-linux-gnu --host=x86_64-unknown-linux-gnu
> --target=x86_64-unknown-linux-gnu --enable-languages=c,c++ --disable-multilib
> 
> The following environment variables were set before the build started:
> 
> export CC=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-gcc
> export CXX=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-c++
> export AR=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-ar
> export AS=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-as
> export LD=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-ld
> export NM=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-nm
> export OBJDUMP=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-objdump
> export RANLIB=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-ranlib
> export STRIP=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-strip
> export CC_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-gcc
> export CXX_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-c++
> export AR_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-ar
> export AS_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-as
> export LD_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-ld
> export NM_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-nm
> export OBJDUMP_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-objdump
> export RANLIB_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-ranlib
> export STRIP_FOR_TARGET=${CLFS_CROSS_TOOLS}/usr/bin/${CLFS_TARGET}-strip
> 
> CLFS_CROSS_TOOLS is the path to the gcc cross-compiler. CLFS_TARGET is
> x86_64-unknown-linux-gnu.
> 

Please show me how CLFS_CROSS_TOOLS gcc and binutils are configured.


-- 

hjl dot tools at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40974