[csmith-bugs] another bug

[John Regehr <regehr@cs.utah.edu>]

[regehr@gamow ~]$ /home/regehr/csmith/src/csmith -s 278049258 
--bitfields    --force-globals-static --unions --output rand001859.c
[regehr@gamow ~]$ clang -O0  -I/home/regehr/csmith/runtime rand001859.c 
 -w[regehr@gamow ~]$ ./a.out
Segmentation fault
[regehr@gamow ~]$ gcc -O0  -I/home/regehr/csmith/runtime rand001859.c  -w
[regehr@gamow ~]$ ./a.out
Segmentation fault