Note that INSN_PTR may be the note at the beginning of a block
From-SVN: r38726
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@ -851,7 +851,8 @@ pre_edge_rev_lcm (file, n_exprs, transp, st_avloc, st_antloc, kill,
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/* This structure contains the information for each insn which requires
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/* This structure contains the information for each insn which requires
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either single or double mode to be set.
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either single or double mode to be set.
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MODE is the mode this insn must be executed in.
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MODE is the mode this insn must be executed in.
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INSN_PTR is the insn to be executed.
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INSN_PTR is the insn to be executed (may be the note that marks the
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beginning of a basic block).
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BBNUM is the flow graph basic block this insn occurs in.
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BBNUM is the flow graph basic block this insn occurs in.
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NEXT is the next insn in the same basic block. */
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NEXT is the next insn in the same basic block. */
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struct seginfo
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struct seginfo
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