* flow.c (delete_block): Call set_last_insn after we have reset
NEXT_INSN (kept_tail).
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24059
138bc75d-0d04-0410-961f-
82ee72b054a4
NEXT_INSN (PREV_INSN (basic_block_head[i])) = kept_head;
if (insn != 0)
PREV_INSN (insn) = kept_tail;
- else
- set_last_insn (kept_tail);
PREV_INSN (kept_head) = PREV_INSN (basic_block_head[i]);
NEXT_INSN (kept_tail) = insn;
+
+ /* This must happen after NEXT_INSN (kept_tail) has been reinitialized
+ since set_last_insn will abort if it detects a non-NULL NEXT_INSN
+ field in its argument. */
+ if (insn == NULL_RTX)
+ set_last_insn (kept_tail);
}
/* Each time we delete some basic blocks,