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| author | Maxim Kuvyrkov <mkuvyrkov@ispras.ru> | 2006-12-07 10:02:35 +0000 |
|---|---|---|
| committer | Maxim Kuvyrkov <mkuvyrkov@gcc.gnu.org> | 2006-12-07 10:02:35 +0000 |
| commit | 1d49ee6a7985f8eb2a759a3d22fb3c8fec92a403 (patch) | |
| tree | 01128e69b85502902d613f0576dd919bc469c33f /gcc/sched-rgn.c | |
| parent | 9f9195633a4a608e677cfafd4e8d355342123cda (diff) | |
| download | gcc-1d49ee6a7985f8eb2a759a3d22fb3c8fec92a403.tar.gz | |
re PR target/29794 (cc1 segfaults with -O3 -msched-control-spec)
2006-12-07 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
PR target/29794
* sched-rgn.c (add_block1): Use correct initializer.
From-SVN: r119613
Diffstat (limited to 'gcc/sched-rgn.c')
| -rw-r--r-- | gcc/sched-rgn.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/sched-rgn.c b/gcc/sched-rgn.c index 8b9cf9931be..7f7f5869238 100644 --- a/gcc/sched-rgn.c +++ b/gcc/sched-rgn.c @@ -3124,9 +3124,15 @@ add_block1 (basic_block bb, basic_block after) is _always_ valid for access. */ i = BLOCK_TO_BB (after->index) + 1; - for (pos = ebb_head[i]; rgn_bb_table[pos] != after->index; pos--); + pos = ebb_head[i] - 1; + /* Now POS is the index of the last block in the region. */ + + /* Find index of basic block AFTER. */ + for (; rgn_bb_table[pos] != after->index; pos--); + pos++; gcc_assert (pos > ebb_head[i - 1]); + /* i - ebb right after "AFTER". */ /* ebb_head[i] - VALID. */ |