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| author | Andrey Belevantsev <abel@ispras.ru> | 2019-04-01 18:20:13 +0300 |
|---|---|---|
| committer | Alexander Monakov <amonakov@gcc.gnu.org> | 2019-04-01 18:20:13 +0300 |
| commit | a0802144bb4c0e60a110c6d5d8af22cb035da9c9 (patch) | |
| tree | 6bc1c1dbaa74712ef725b19df870a997bdbc89b4 /gcc | |
| parent | ca0f5734fe3daccfbd630628e4c11ebec230220d (diff) | |
| download | gcc-a0802144bb4c0e60a110c6d5d8af22cb035da9c9.zip gcc-a0802144bb4c0e60a110c6d5d8af22cb035da9c9.tar.gz gcc-a0802144bb4c0e60a110c6d5d8af22cb035da9c9.tar.bz2 | |
sel-sched: remove assert in merge_fences (PR 87273)
2019-04-01 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/87273
* sel-sched-ir.c (merge_fences): Remove assert.
* gcc.dg/pr87273.c: New test.
From-SVN: r270059
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/sel-sched-ir.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr87273.c | 20 |
4 files changed, 30 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2b0a73a..2f55f59 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2019-04-01 Andrey Belevantsev <abel@ispras.ru> + + PR rtl-optimization/87273 + * sel-sched-ir.c (merge_fences): Remove assert. + 2019-04-01 Richard Biener <rguenther@suse.de> PR tree-optimization/46590 diff --git a/gcc/sel-sched-ir.c b/gcc/sel-sched-ir.c index e8e508e..a658301 100644 --- a/gcc/sel-sched-ir.c +++ b/gcc/sel-sched-ir.c @@ -703,11 +703,6 @@ merge_fences (fence_t f, insn_t insn, else if (candidate->src == BLOCK_FOR_INSN (last_scheduled_insn)) { - /* Would be weird if same insn is successor of several fallthrough - edges. */ - gcc_assert (BLOCK_FOR_INSN (insn)->prev_bb - != BLOCK_FOR_INSN (last_scheduled_insn_old)); - state_free (FENCE_STATE (f)); FENCE_STATE (f) = state; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 15b32a2..6fd17464 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2019-04-01 Andrey Belevantsev <abel@ispras.ru> + + PR rtl-optimization/87273 + * gcc.dg/pr87273.c: New test. + 2019-04-01 Martin Liska <mliska@suse.cz> PR driver/89861 diff --git a/gcc/testsuite/gcc.dg/pr87273.c b/gcc/testsuite/gcc.dg/pr87273.c new file mode 100644 index 0000000..43662f0 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr87273.c @@ -0,0 +1,20 @@ +/* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */ +/* { dg-options "-Os -fschedule-insns -fsel-sched-pipelining -fselective-scheduling -fno-ssa-phiopt -fno-tree-loop-im" } */ +/* { dg-additional-options "-march=core2" { target i?86-*-* x86_64-*-* } } */ + +int sd; + +void +w5 (int n4) +{ + long int *vq = (long int *) &n4; + + while (n4 < 1) + { + int ks; + + ks = !!(n4 + 1) ? ((++sd) == *vq) : 0; + if (ks == 1 / *vq) + *vq *= sd; + } +} |