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* doc/install.texi: Document in-tree building of gcc and mpfr.

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From-SVN: r141232
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Tobias Schlüter 2008-10-19 20:55:05 +02:00
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@ -1,3 +1,7 @@
2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
* doc/install.texi: Document in-tree building of gcc and mpfr.
2008-10-19 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.

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gcc/doc/install.texi
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@ -307,7 +307,9 @@ systems' @command{tar} programs will also work, only try GNU
Necessary to build GCC@. If you do not have it installed in your
library search path, you will have to configure with the
@option{--with-gmp} configure option. See also
@option{--with-gmp-lib} and @option{--with-gmp-include}.
@option{--with-gmp-lib} and @option{--with-gmp-include}. Alternatively,
if a GMP source ditribution is found in a subdirectory of you GCC
sources named @file{gmp}, it will be built together with GCC@.
@item MPFR Library version 2.3.2 (or later)
@ -319,8 +321,12 @@ fixed when using this version. It is strongly recommended to upgrade
to the recommended version of MPFR.
The @option{--with-mpfr} configure option should be used if your MPFR
Library is not installed in your default library search path. See
also @option{--with-mpfr-lib} and @option{--with-mpfr-include}.
Library is not installed in your default library search path. See also
@option{--with-mpfr-lib} and @option{--with-mpfr-include}.
Alternatively, if a MPFR source ditribution is found in a subdirectory
of you GCC sources named @file{mpfr}, it will be built together with
GCC@.
@item @command{jar}, or InfoZIP (@command{zip} and @command{unzip})
@ -496,6 +502,12 @@ components of the binutils you intend to build alongside the compiler
(@file{bfd}, @file{binutils}, @file{gas}, @file{gprof}, @file{ld},
@file{opcodes}, @dots{}) to the directory containing the GCC sources.
Likewise, the GMP and MPFR libraries can be automatically built together
with GCC. Unpack the GMP and/or MPFR source distributions in the
directory containing the GCC sources and rename their directories to
@file{gmp} and @file{mpfr}, respectively (or use symbolic links with the
same name).
@html
<hr />
<p>