diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2002-06-10 23:36:15 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2002-06-10 23:36:15 +0200 |
| commit | 2bf87216b2fe2fa2dca9c565771006d355e4f6d8 (patch) | |
| tree | 7ec1ac88f5e3d19ee1a46df7ee82526f46053be6 /gcc/cfgcleanup.c | |
| parent | 135fd2d8604aa7c1cdaee281d420a922e1234aef (diff) | |
| download | gcc-2bf87216b2fe2fa2dca9c565771006d355e4f6d8.zip gcc-2bf87216b2fe2fa2dca9c565771006d355e4f6d8.tar.gz gcc-2bf87216b2fe2fa2dca9c565771006d355e4f6d8.tar.bz2 | |
cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't merge bb with itself.
* cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
merge bb with itself.
* gcc.c-torture/compile/20020605-1.c: New test.
From-SVN: r54456
Diffstat (limited to 'gcc/cfgcleanup.c')
| -rw-r--r-- | gcc/cfgcleanup.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c index 2e6e02d..74b8d33 100644 --- a/gcc/cfgcleanup.c +++ b/gcc/cfgcleanup.c @@ -1675,6 +1675,7 @@ try_optimize_cfg (mode) && !(s->flags & EDGE_COMPLEX) && (c = s->dest) != EXIT_BLOCK_PTR && c->pred->pred_next == NULL + && b != c /* If the jump insn has side effects, we can't kill the edge. */ && (GET_CODE (b->end) != JUMP_INSN |