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-rw-r--r--INSTALL14
-rw-r--r--doc/mpc.texi11
2 files changed, 23 insertions, 2 deletions
diff --git a/INSTALL b/INSTALL
index 1f40337..61085fc 100644
--- a/INSTALL
+++ b/INSTALL
@@ -45,8 +45,20 @@ In case of difficulties, please send a description of the problem to
##############################################################################
+Note for AIX users:
+===================
+
+If GMP was built with the 64-bit ABI, before building and testing MPC,
+it might be necessary to set the OBJECT_MODE environment variable to 64
+by, e.g.,
+ export OBJECT_MODE=64
+This has been tested with the C compiler IBM XL C/C++ Enterprise Edition
+V8.0 for AIX, version: 08.00.0000.0021, GMP 4.2.4 and MPFR 2.4.1.
+
+##############################################################################
+
Note for Windows users:
-======================
+=======================
There is a special file Makefile.vc for Windows, contributed by Mickael
Gastineau. This file works both for the Windows Server 2003 R2 Platform SDK,
diff --git a/doc/mpc.texi b/doc/mpc.texi
index fec7a6c..4104655 100644
--- a/doc/mpc.texi
+++ b/doc/mpc.texi
@@ -280,7 +280,16 @@ Delete all files copied by @samp{make install}.
@section Known Build Problems
-No build problems are known. Please report any problems you encounter to
+On AIX, if GMP was built with the 64-bit ABI, before building and testing MPC,
+it might be necessary to set the @samp{OBJECT_MODE} environment variable to 64
+by, e.g.,
+
+@samp{export OBJECT_MODE=64}
+
+This has been tested with the C compiler IBM XL C/C++ Enterprise Edition
+V8.0 for AIX, version: 08.00.0000.0021, GMP 4.2.4 and MPFR 2.4.1.
+
+Please report any other problems you encounter to
@samp{mpc-discuss@@lists.gforge.inria.fr}.
@xref{Reporting Bugs}.