[R-SIG-Mac] vecLib and building R from source

[Kjell Konis]

On 31 Aug 2005, at 20:33, Simon Urbanek wrote:
>
> On Aug 31, 2005, at 9:54 PM, Kjell Konis wrote:
>
>> On 31 Aug 2005, at 18:21, Simon Urbanek wrote:
>>
>> Here is my environment:
>> CPPFLAGS="-I/Volumes/muffin/DarwinPorts/include"
>> LDFLAGS="-L/Volumes/muffin/DarwinPorts/lib"
>> F77=g77-dp-3.4
>> CC=gcc-dp-3.4
>>
>
> What is that?!? That's not an Apple compiler and it's broken as you  
> can see from the config.log:

It's the GNU C compiler version 3.3.4.

> configure:32439: gcc-dp-3.4 -o conftest -g -O2  -I/Volumes/muffin/ 
> DarwinPorts/include -L/Volumes/muffin/DarwinPorts/lib conftest.c - 
> framework vecLib  -lg2c -lgcc_s -lSystemStubs -lSystem -lcc_dynamic  
> -lm  >&5
> gcc-dp-3.4: vecLib: No such file or directory
> cc1: error: unrecognized command line option "-framework"

This just means it doesn't support -framework.  This is actually the  
answer to my original question.  Apparently -framework is supported  
in stock gcc 4.x.

> You should definitely use Apple's compiler, stock GNU gcc is NOT  
> the same as Apple, because there are many features that Apple folks  
> have added. You should check out the Apple branch from GNU.

It might not be such a good idea to be too dependent on Apple's gcc.   
There are compilers from IBM and Intel that people may at some time  
be interested in using.


Kjell