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flow.c (split_block): Make sure bb_note is included in the new block when splitting before a label.

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* flow.c (split_block): Make sure bb_note is included in the
        new block when splitting before a label.

From-SVN: r44250
This commit is contained in:
Richard Henderson 2001-07-22 15:49:00 -07:00 committed by Richard Henderson
parent 6b24c25948
commit 0b6301aebe
2 changed files with 10 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2001-07-22 Richard Henderson <rth@redhat.com>
* flow.c (split_block): Make sure bb_note is included in the
new block when splitting before a label.
Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
* basic-block.h (redirect_edge_and_branch_force,

5
gcc/flow.c
View File

@ -1561,6 +1561,11 @@ split_block (bb, insn)
bb_note = emit_note_after (NOTE_INSN_BASIC_BLOCK,
new_bb->head);
NOTE_BASIC_BLOCK (bb_note) = new_bb;
/* If the only thing in this new block was the label, make sure
the block note gets included. */
if (new_bb->head == new_bb->end)
new_bb->end = bb_note;
}
else
{