diff options
| author | Xinliang David Li <davidxl@google.com> | 2010-10-12 22:32:00 +0000 |
|---|---|---|
| committer | Xinliang David Li <davidxl@gcc.gnu.org> | 2010-10-12 22:32:00 +0000 |
| commit | 98d30e4fb5d73b248be75946e90ec2e73b397268 (patch) | |
| tree | 8ecb44bb7e472998d5866823e87062fcdf53c9ed | |
| parent | f46842422035db1b85c4aaa550dc811110ac937d (diff) | |
| download | gcc-98d30e4fb5d73b248be75946e90ec2e73b397268.zip gcc-98d30e4fb5d73b248be75946e90ec2e73b397268.tar.gz gcc-98d30e4fb5d73b248be75946e90ec2e73b397268.tar.bz2 | |
fix pr/45972
From-SVN: r165402
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-ssa-uninit.c | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b58a881..9e11f72 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-10-12 Xinliang David Li <davidxl@google.com> + + PR tree-optimization/45972 + * gcc/tree-ssa-uninit.c (compute_uninit_opnds_pos): skip phis + with too many arguments. + 2010-10-12 Jakub Jelinek <jakub@redhat.com> PR fortran/45636 diff --git a/gcc/tree-ssa-uninit.c b/gcc/tree-ssa-uninit.c index 4398db7..78b88e9 100644 --- a/gcc/tree-ssa-uninit.c +++ b/gcc/tree-ssa-uninit.c @@ -149,6 +149,9 @@ compute_uninit_opnds_pos (gimple phi) unsigned uninit_opnds = 0; n = gimple_phi_num_args (phi); + /* Bail out for phi with too many args. */ + if (n > 32) + return 0; for (i = 0; i < n; ++i) { |