gfortran weirdness on Mac OS-X

Asher Langton langton2@llnl.gov
Fri Jan 4 19:09:00 GMT 2008


On Jan 3, 2008, at 4:59 PM, Paolo Giannozzi wrote:
> Hi to everybody
>
> I have been using the gfortran binaries by FX Coudert
> for Intel Mac and OS-X 10.4.11 with satisfactory results
> (i.e. some workaround needed but things were overall
> working); starting with the October 17 package, however,
> gfortran produce invalid assembler code ("operands given
> don't match any known 386 instruction") on several parts
> of the scientific software distribution I am working on
> (www.quantum-espresso.org, www.pwscf.org)

Hi Paolo,

What kind of Mac are you using?  On my Core 2 Duo Macbook (running  
10.5.1), the assembler had no problem with the *.s file you posted.


-Asher



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