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author | Richard Stallman <rms@gnu.org> | 1992-06-02 21:28:08 +0000 |
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committer | Richard Stallman <rms@gnu.org> | 1992-06-02 21:28:08 +0000 |
commit | 6a5293dc3b4d474983e8f57429fc9035bc3bf381 (patch) | |
tree | aad4a950bc6280fa3ce46e29a5f21d73870fccb7 /gcc | |
parent | 71c4681d83fa439d3c618a460361936029a79887 (diff) | |
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*** empty log message ***
From-SVN: r1141
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/cse.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -7432,6 +7432,14 @@ cse_basic_block (from, to, next_branch, around_loop) if (JUMP_LABEL (insn) == to) to_usage = 1; + /* Maybe TO was deleted because the jump is unconditional. + If so, there is nothing left in this basic block. */ + /* ??? Perhaps it would be smarter to set TO + to whatever follows this insn, + and pretend the basic block had always ended here. */ + if (INSN_DELETED_P (to)) + break; + insn = PREV_INSN (to); } |