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[Help-gsl] Re: free

From: Brian Gough
Subject: [Help-gsl] Re: free
Date: Mon, 12 Jun 2006 16:20:45 +0100

Jochen Küpper writes:
 > > I checked the source code for gsl_matrix_free and it will fail if passed
 > > a null pointer.
 > Shouldn't the GSL free-routines be changed like the following patch?

My thinking on that was that for most people calling the free()
functions on a null pointer is usually an error rather than by design,
so it's helpful to get a segmentation fault.  

In general, I've never been convinced that free'ing a null pointer is
particularly useful as opposed to just doing "if (p) free(p)" in the

Brian Gough

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