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| author | Richard Biener <rguenther@suse.de> | 2019-03-05 14:57:12 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-03-05 14:57:12 +0000 |
| commit | deeec83de4379e253af4f41eaaf8f45d4db17302 (patch) | |
| tree | d3f6b70ba0ca9bfd730b88857c96e9c0b4e9de7e /gcc | |
| parent | 186ae93c7b641f7fb94359b0bf764205624a0fd1 (diff) | |
| download | gcc-deeec83de4379e253af4f41eaaf8f45d4db17302.zip gcc-deeec83de4379e253af4f41eaaf8f45d4db17302.tar.gz gcc-deeec83de4379e253af4f41eaaf8f45d4db17302.tar.bz2 | |
re PR tree-optimization/89594 (ICE: Segmentation fault (in gsi_for_stmt(gimple*)))
2019-03-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/89594
* tree-if-conv.c (pass_if_conversion::execute): Handle
case where .LOOP_VECTORIZED_FUNCTION was removed.
* gcc.dg/pr89594.c: New testcase.
From-SVN: r269389
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr89594.c | 24 | ||||
| -rw-r--r-- | gcc/tree-if-conv.c | 2 |
4 files changed, 37 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 788ce54..4fb2792 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2019-03-05 Richard Biener <rguenther@suse.de> + + PR tree-optimization/89594 + * tree-if-conv.c (pass_if_conversion::execute): Handle + case where .LOOP_VECTORIZED_FUNCTION was removed. + 2019-03-05 Jakub Jelinek <jakub@redhat.com> PR bootstrap/89560 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a019b62..529aa3c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2019-03-05 Richard Biener <rguenther@suse.de> + + PR tree-optimization/89594 + * gcc.dg/pr89594.c: New testcase. + 2019-03-05 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/89487 diff --git a/gcc/testsuite/gcc.dg/pr89594.c b/gcc/testsuite/gcc.dg/pr89594.c new file mode 100644 index 0000000..4039f73 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr89594.c @@ -0,0 +1,24 @@ +/* { dg-do compile } */ +/* { dg-options "-O -ftree-loop-if-convert -ftree-loop-vectorize -fno-tree-ch" } */ + +int h3; + +void +in (void) +{ + long int zr; + int ee = 0; + + for (zr = 0; zr < 1; zr = h3) + { + ee = !!h3 ? zr : 0; + + h3 = 0; + while (h3 < 0) + h3 = 0; + } + + h3 = 0; + while (h3 < 1) + h3 = !!ee ? (!!h3 + 1) : 0; +} diff --git a/gcc/tree-if-conv.c b/gcc/tree-if-conv.c index fe3cc02..ec2db00 100644 --- a/gcc/tree-if-conv.c +++ b/gcc/tree-if-conv.c @@ -3176,6 +3176,8 @@ pass_if_conversion::execute (function *fun) for (unsigned i = 0; i < preds.length (); ++i) { gimple *g = preds[i]; + if (!gimple_bb (g)) + continue; unsigned ifcvt_loop = tree_to_uhwi (gimple_call_arg (g, 0)); if (!get_loop (fun, ifcvt_loop)) { |