compilation warnings in liboctave/CMatrix.cc

[John W. Eaton]

On 13-Jan-2011, CdeMills wrote:

| There are a few warnings like 
| ../liboctave/CMatrix.cc:3732: warning: variable 'ctra' might be clobbered by 
| 'longjmp' or 'vfork'
| 
| the problem comes from function 
| static const char *
| get_blas_trans_arg (bool trans, bool conj)
| {
|   static char blas_notrans = 'N', blas_trans = 'T', blas_conj_trans = 'C';
|   return trans ? (conj ? &blas_conj_trans : &blas_trans) : &blas_notrans;
| }
| 
| Is it really worth a function ? Couldn't it be reduced to an inline func or
| some #define ? 

I'd be happy to see those warnings disappaear.  Propose a patch...

jwe