Re: gfortran/BLAS failure Mac 10.6

[Ben Abbott]

On Dec 24, 2009, at 4:48 PM, Michael D. Godfrey wrote:

> Here is what is wrong with Mac 10.6 ./configure:
> 
> configure:33009: checking whether LSAME is called correctly from Fortran
> configure:33032: gfortran_4.4 -o conftest -O -mieee-fp  conftest.f 
> /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/veclib.framework/Versions/A/libBLAS.dylib
>  -lm >&5
> Undefined symbols:
>  "_lsame_", referenced from:
>      _main in ccJlEGZv.o
>      _main in ccJlEGZv.o
> ld: symbol(s) not found
> collect2: ld returned 1 exit status
> configure:33032: $? = 1
> configure: program exited with status 1
> configure: failed program was:
> |       program main
> |
> |       logical lsame,w
> |       external lsame
> |       character c1,c2
> |       c1 = 'A'
> |       c2 = 'B'
> |       w = lsame(c1,c2)
> |       if (w) stop 1
> |       w = lsame(c1,c1)
> |       if (.not. w) stop 1
> |
> |       end
> 
> Do I need some option to cause undefined symbol to be found?


When I switched to Mac OS 10.6 I had to use "-Wl,-framework -Wl,vecLib" to link 
to Apple's framework.

I'm currently building a 32bit Octave, and have added "-m32" as well.

Ben