1.1 --- a/docs/C - Misc. tutorials.txt	Mon Aug 22 09:40:31 2011 +0200
     1.2 +++ b/docs/C - Misc. tutorials.txt	Mon Aug 22 09:36:30 2011 +0200
     1.3 @@ -55,7 +55,7 @@
     1.4     mount somewhere.
     1.5  
     1.6  2) Install macports (or similar easy means of installing 3rd party software),
     1.7 -   make sure that macport's bin dir is in your PATH.
     1.8 +   make sure that macport's bin dir is in the front (!) of your PATH.
     1.9     Furtheron assuming it is /opt/local/bin.
    1.10  
    1.11  3) Install (at least) the following macports
    1.12 @@ -65,11 +65,25 @@
    1.13     gsed
    1.14     gawk
    1.15     gcc43 (only necessary for Leopard OSX 10.5)
    1.16 +   gcc_select (only necessary for OSX 10.5, or Xcode > 4)
    1.17  
    1.18 +4) Prerequisites
    1.19     On Leopard, make sure that the macport's gcc is called with the default
    1.20 -   commands (gcc, g++,...), e.g. via macport gcc_select
    1.21 +   commands (gcc, g++,...), via macport's gcc_select
    1.22  
    1.23 -4) run ct-ng's configure with the following tool configuration
    1.24 +   On OSX 10.7 Lion / when using Xcode >= 4 make sure that the default commands
    1.25 +   (gcc, g++, etc.) point to gcc-4.2, NOT llvm-gcc-4.2
    1.26 +   by using macport's gcc_select feature. With MacPorts >= 1.9.2
    1.27 +   the command is: "sudo port select --set gcc gcc42"
    1.28 +   This also requires (like written above) that macport's bin dir
    1.29 +   comes before standard directories in your PATH environment variable
    1.30 +   because the gcc symlink is installed in /opt/local/bin and the default /usr/bin/gcc
    1.31 +   is not removed by the gcc select command!
    1.32 +   Explanation: llvm-gcc-4.2 (with Xcode 4.1 it is on my machine
    1.33 +   "gcc version 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)")
    1.34 +   cannot boostrap gcc. See http://llvm.org/bugs/show_bug.cgi?id=9571
    1.35 +
    1.36 +5) run ct-ng's configure with the following tool configuration
    1.37     (assuming you have installed the tools via macports in /opt/local):
    1.38     ./configure --with-sed=/opt/local/bin/gsed                 \
    1.39                 --with-libtool=/opt/local/bin/glibtool         \
    1.40 @@ -79,7 +93,7 @@
    1.41                 --with-readelf=/opt/local/bin/greadelf         \
    1.42                 [...other configure parameters as you like...]
    1.43  
    1.44 -5) proceed as described in standard documentation
    1.45 +6) proceed as described in standard documentation
    1.46  
    1.47  -----
    1.48