- ir_block *bbody, *end_bbody;
- ir_block *bprecond, *end_bprecond;
- ir_block *bpostcond, *end_bpostcond;
- ir_block *bincrement, *end_bincrement;
- ir_block *bout, *bin;
+ ir_block *bbody = NULL, *end_bbody = NULL;
+ ir_block *bprecond = NULL, *end_bprecond = NULL;
+ ir_block *bpostcond = NULL, *end_bpostcond = NULL;
+ ir_block *bincrement = NULL, *end_bincrement = NULL;
+ ir_block *bout = NULL, *bin = NULL;