[Bug fortran/46816] can not compile gcc due to a Fortran configure error

["yikey326 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46816

--- Comment #3 from yikey326 at hotmail dot com 2010-12-07 10:48:51 UTC ---
Yes, the old problem might due to mpfr since in my computer I had several
versions of gmp and mpfr was not installed properly. 

Now I reinstalled gmp and mpfr. But this time when I compile gcc it even have
more problems and stops quickly.

../../gcc-4.4.5/gcc/../libcpp/include/line-map.h:66: error: `CHAR_BIT'
undeclared here (not in a function)
../../gcc-4.4.5/gcc/../libcpp/include/line-map.h:66: error: bit-field `reason'
width not an integer constant
../../gcc-4.4.5/gcc/../libcpp/include/line-map.h:66: warning: `reason' is
narrower than values of its type
In file included from ../../gcc-4.4.5/gcc/c-common.h:26,
                 from ../../gcc-4.4.5/gcc/c-tree.h:25,
                 from ../../gcc-4.4.5/gcc/c-lang.c:28:
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:198: error: bit-field `type'
width not an integer constant
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:198: warning: `type' is narrower
than values of its type
In file included from ../../gcc-4.4.5/gcc/c-common.h:26,
                 from ../../gcc-4.4.5/gcc/c-tree.h:25,
                 from ../../gcc-4.4.5/gcc/c-lang.c:28:
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:241:3: #error "Cannot find a
least-32-bit signed integer type"
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:243: error: syntax error before
"cppchar_t"
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:243: warning: type defaults to
`int' in declaration of `cppchar_t'
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:243: warning: data definition
has no type or storage class
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:244: error: syntax error before
"cppchar_signed_t"
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:244: warning: type defaults to
`int' in declaration of `cppchar_signed_t'
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:244: warning: data definition
has no type or storage class
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:732: error: syntax error before
"cpp_interpret_charconst"
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:733: warning: type defaults to
`int' in declaration of `cpp_interpret_charconst'
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:733: warning: data definition
has no type or storage class
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:743: error: syntax error before
"cpp_host_to_exec_charset"
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:743: error: syntax error before
"cppchar_t"
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:743: warning: type defaults to
`int' in declaration of `cpp_host_to_exec_charset'
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:743: warning: function
declaration isn't a prototype
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:743: warning: data definition
has no type or storage class
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:870: error: syntax error before
"cpp_parse_escape"
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:871: warning: type defaults to
`int' in declaration of `cpp_parse_escape'
../../gcc-4.4.5/gcc/../libcpp/include/cpplib.h:871: warning: data definition
has no type or storage class
make[3]: *** [c-lang.o] Error 1
make[3]: Leaving directory `/usr/src/gccobjects/gcc'
make[2]: *** [all-stage1-gcc] Error 2
make[2]: Leaving directory `/usr/src/gccobjects'
make[1]: *** [stage1-bubble] Error 2
make[1]: Leaving directory `/usr/src/gccobjects'
make: *** [all] Error 2