haifa-sched.c (schedule_block): Explain the real reason we delete REG_SAVE_NOTEs…
haifa-sched.c (schedule_block): Explain the real reason we delete REG_SAVE_NOTEs on the first insn of a block. * haifa-sched.c (schedule_block): Explain the real reason we delete REG_SAVE_NOTEs on the first insn of a block. Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP. * compile/20000224-1.c: New test. From-SVN: r32150
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