diff options
| author | Andrey Belevantsev <abel@ispras.ru> | 2016-03-21 10:52:05 +0300 |
|---|---|---|
| committer | Andrey Belevantsev <abel@gcc.gnu.org> | 2016-03-21 10:52:05 +0300 |
| commit | 8e7816b4663fa7cade055ace845703ef99451456 (patch) | |
| tree | 349a5e2622b98200a0d551a8e3fee580c88733ff /gcc/sched-deps.c | |
| parent | d816052f1740f0d0a8037b098876a4070bf27d51 (diff) | |
| download | gcc-8e7816b4663fa7cade055ace845703ef99451456.zip gcc-8e7816b4663fa7cade055ace845703ef99451456.tar.gz gcc-8e7816b4663fa7cade055ace845703ef99451456.tar.bz2 | |
re PR rtl-optimization/69102 (ICE: in move_op_ascend, at sel-sched.c:6138 with -fselective-scheduling2)
gcc/
PR rtl-optimization/69102
* sched-deps.c (sched_analyze_insn): Do not set last_args_size field
when we have a readonly dependency context.
testsuite/
PR rtl-optimization/69102
* gcc.c-torture/compile/pr69102.c: New test.
From-SVN: r234359
Diffstat (limited to 'gcc/sched-deps.c')
| -rw-r--r-- | gcc/sched-deps.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/sched-deps.c b/gcc/sched-deps.c index 5cc8e63..8f3a124 100644 --- a/gcc/sched-deps.c +++ b/gcc/sched-deps.c @@ -3495,7 +3495,8 @@ sched_analyze_insn (struct deps_desc *deps, rtx x, rtx_insn *insn) { if (deps->last_args_size) add_dependence (insn, deps->last_args_size, REG_DEP_OUTPUT); - deps->last_args_size = insn; + if (!deps->readonly) + deps->last_args_size = insn; } } |