Description of problem:

rpmbuild --rebuild libdv-0.103-4.src.rpm
.....................
if /bin/sh ../libtool --silent --mode=compile gcc -DHAVE_CONFIG_H -I. -I. -I.. 
   -O2 -fPIC -funswitch-loops -ftree-loop-linear  -march=k8 -ftree-vectorize 
-pipe -mfpmath=sse -Wall -g -MT quant.lo -MD -MP -MF ".deps/quant.Tpo" -c -o
quant.lo quant.c; \
then mv -f ".deps/quant.Tpo" ".deps/quant.Plo"; else rm -f ".deps/quant.Tpo";
exit 1; fi
quant.c:243: warning: 'quant_248_inverse_mmx' defined but not used
quant.c: In function 'dv_quant_init':
quant.c:155: internal compiler error: in bsi_after_labels, at tree-flow-inline.h:520
Please submit a full bug report,
..............

Version-Release number of selected component (if applicable):

gcc-4.0.2-3
How reproducible:


Steps to Reproduce:
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Actual results:


Expected results:


Additional info:

It builds if I *don't* use -ftree-loop-linear.