[ECOS] "new" heap allocation for synthetic target doesn't work for me

Andrew Lunn andrew@lunn.ch
Wed Jul 11 13:02:00 GMT 2007

On Wed, Jul 11, 2007 at 08:55:00AM -0400, Alexander Neundorf wrote:
> Hi,
> the "new" (ok, already 1 1/2 years old) way to allocate the memory for the 
> heap doesn't work for me (kubuntu 6.10, gcc 4.1.2), i.e. malloc() fails with 
> a SIGSEGV in dlmalloc.cxx, line 1282. Reverting this change:
> http://ecos.sourceware.org/cgi-bin/cvsweb.cgi/ecos/packages/hal/synth/arch/current/src/synth_entry.c.diff?r1=1.6&r2=1.7&cvsroot=ecos&f=h
> makes it work again. 

Do we know what makes the difference. Is it gcc, binutils, kernel?

We need some way to decide at runtime if we need to brk() memory or


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