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install.texi (*-ibm-aix*): Add comment about 32-bit GMP and MPFR for gfortran.

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* doc/install.texi (*-ibm-aix*): Add comment about 32-bit GMP
        and MPFR for gfortran.

From-SVN: r117700
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David Edelsohn 2006-10-13 16:41:59 +00:00 • committed by David Edelsohn
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2006-10-13 David Edelsohn <edelsohn@gnu.org>
* doc/install.texi (*-ibm-aix*): Add comment about 32-bit GMP
and MPFR for gfortran.
2006-10-13 Carlos O'Donell <carlos@codesourcery.com>
* config/elfos.h (MAX_OFILE_ALIGNMENT): Default to largest

5
gcc/doc/install.texi
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@ -3228,6 +3228,11 @@ and then proceed as described in @uref{build.html,,the build
instructions}, where we strongly recommend specifying an absolute path
to invoke @var{srcdir}/configure.
Because GCC on AIX is built as a 32-bit executable by default,
(although it can generate 64-bit programs) the GMP and MPFR libraries
required by gfortran must be 32-bit libraries. Building GMP and MPFR
as static archive libraries works better than shared libraries.
Errors involving @code{alloca} when building GCC generally are due
to an incorrect definition of @code{CC} in the Makefile or mixing files
compiled with the native C compiler and GCC@. During the stage1 phase of