Mainline build failure

[Kenneth Zadeck]

Steven Bosscher wrote:
> Hi,
>
> I can't build the trunk today:
>
> gcc -c   -O0 -g -DIN_GCC   -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -pedantic -Wno-long-long -Wno-variadic-macros -Wold-style-definition -Wmissing-format-attribute    -DHAVE_CONFIG_H -I. -I. -I../../trunk/gcc -I../../trunk/gcc/. -I../../trunk/gcc/../include -I../../trunk/gcc/../libcpp/include  -I../../trunk/gcc/../libdecnumber -I../libdecnumber    ../../trunk/gcc/df-problems.c -o df-problems.o
> ../../trunk/gcc/df-core.c: In function ‘df_compact_blocks’:
> ../../trunk/gcc/df-core.c:795: error: invalid lvalue in assignment
> ../../trunk/gcc/df-core.c:803: error: invalid lvalue in assignment
> ../../trunk/gcc/df-core.c: In function ‘df_bb_replace’:
> ../../trunk/gcc/df-core.c:833: error: invalid lvalue in assignment
> make[2]: *** [df-core.o] Error 1
> make[2]: *** Waiting for unfinished jobs....
>
> Path to problem:
> ../trunk/configure --enable-languages=c --disable-{libmudflap,nls,libssp,checking} --disable-bootstrap 
> make -j 2 CFLAGS="-O0 -g"
>
> My host compiler is "gcc (GCC) 4.0.2 20050901".
>
> Gr.
> Steven
>
>   
I posted the obvious patch to this a few hours ago, but because of the 
problems with the mail, no one has seen it.  I just talked to david 
edelsohn and he just told me to check it in.

It will be committed in a minute.