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| author | Andrey Belevantsev <abel@ispras.ru> | 2018-04-23 18:19:06 +0300 |
|---|---|---|
| committer | Andrey Belevantsev <abel@gcc.gnu.org> | 2018-04-23 18:19:06 +0300 |
| commit | 99219dba378cab4ad63a338eb9a48f8685940dda (patch) | |
| tree | 035b6d33491758fed68fc5f9b173f71a5a905eb4 /gcc/sel-sched-ir.c | |
| parent | 0ef9f21d3c4de3a6af258338523d35ea6c4d492f (diff) | |
| download | gcc-99219dba378cab4ad63a338eb9a48f8685940dda.zip gcc-99219dba378cab4ad63a338eb9a48f8685940dda.tar.gz gcc-99219dba378cab4ad63a338eb9a48f8685940dda.tar.bz2 | |
re PR rtl-optimization/85423 (ICE in code_motion_process_successors, at sel-sched.c:6403)
PR rtl-optimization/85423
* sel-sched-ir.c (has_dependence_note_mem_dep): Only discard
dependencies to debug insns when the previous insn is non-debug.
* gcc.dg/pr85423.c: New test.
From-SVN: r259563
Diffstat (limited to 'gcc/sel-sched-ir.c')
| -rw-r--r-- | gcc/sel-sched-ir.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/sel-sched-ir.c b/gcc/sel-sched-ir.c index ee97052..85ff5bd 100644 --- a/gcc/sel-sched-ir.c +++ b/gcc/sel-sched-ir.c @@ -3308,7 +3308,7 @@ has_dependence_note_dep (insn_t pro, ds_t ds ATTRIBUTE_UNUSED) that a bookkeeping copy should be movable as the original insn. Detect that here and allow that movement if we allowed it before in the first place. */ - if (DEBUG_INSN_P (real_con) + if (DEBUG_INSN_P (real_con) && !DEBUG_INSN_P (real_pro) && INSN_UID (NEXT_INSN (pro)) == INSN_UID (real_con)) return; |