diff options
Diffstat (limited to 'gcc/cfgrtl.c')
| -rw-r--r-- | gcc/cfgrtl.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index 3fcd8a40357..d96f677c989 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -89,7 +89,8 @@ can_delete_note_p (note) rtx note; { return (NOTE_LINE_NUMBER (note) == NOTE_INSN_DELETED - || NOTE_LINE_NUMBER (note) == NOTE_INSN_BASIC_BLOCK); + || NOTE_LINE_NUMBER (note) == NOTE_INSN_BASIC_BLOCK + || NOTE_LINE_NUMBER (note) == NOTE_INSN_PREDICTION); } /* True if a given label can be deleted. */ @@ -375,6 +376,16 @@ flow_delete_block_noexpunge (b) and remove the associated NOTE_INSN_EH_REGION_BEG and NOTE_INSN_EH_REGION_END notes. */ + /* Get rid of all NOTE_INSN_PREDICTIONs hanging before the block. */ + + for (insn = PREV_INSN (b->head); insn; insn = PREV_INSN (insn)) + { + if (GET_CODE (insn) != NOTE) + break; + if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_PREDICTION) + NOTE_LINE_NUMBER (insn) = NOTE_INSN_DELETED; + } + insn = b->head; never_reached_warning (insn, b->end); |