[racket-dev] SGC as default

At Tue, 12 Aug 2014 00:43:04 -0400, Asumu Takikawa wrote:
> On 2014-08-12 05:16:21 +0100, Matthew Flatt wrote:
> > If you have an existing build in a repo checkout, then `make` is likely
> > to fail, because the makefile dependencies are not precise enough to
> > deal with the switch. You can discard your old build directory, or it
> > might work to simply delete
> >
> >   <builddir>/racket/libmzgc.a
> 
> The build didn't work for me in an existing checkout, so I tried making a fresh
> one and still got this failure:
> 
>   make xsrc/precomp.h
>   make[7]: Entering directory 
> '/home/asumu/plt/racket-fresh/racket/src/build/racket/gc2'
>   env XFORM_PRECOMP=yes ../racketcgc -G 
> /home/asumu/plt/racket-fresh/build/config -cqu ../../../racket/gc2/xform.rkt 
> --setup . --cpp "gcc -E -I./.. -I../../../racket/gc2/../include -pthread   
> -DUSE_SENORA_GC   "  --keep-lines -o xsrc/precomp.h 
> ../../../racket/gc2/precomp.c
>   Segmentation fault
>   Makefile:202: recipe for target 'xsrc/precomp.h' failed
>   make[7]: *** [xsrc/precomp.h] Error 139
> 
> Anything I should try to debug this?

What platform are you using?

I imagine that running `./racketcgc` within the "racket" subdirectory
of your build directory will similarly crash. Can you get any
information from running `gdb racketcgc`?