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| author | Jakub Jelinek <jakub@redhat.com> | 2012-11-27 14:34:11 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2012-11-27 14:34:11 +0100 |
| commit | 7fc3eedbebe589acc8bab41475f29a40383e8df3 (patch) | |
| tree | 3bed21da25e0c985e8689a291ecec0fde0c04483 /gcc | |
| parent | 381d45ed49ab7bb2a2860778921ee7a00ebcad6b (diff) | |
| download | gcc-7fc3eedbebe589acc8bab41475f29a40383e8df3.zip gcc-7fc3eedbebe589acc8bab41475f29a40383e8df3.tar.gz gcc-7fc3eedbebe589acc8bab41475f29a40383e8df3.tar.bz2 | |
re PR tree-optimization/55110 (Internal compiler error in vectorizable_reduction, at tree-vect-loop.c:4633)
PR tree-optimization/55110
* tree-vect-loop.c (vectorizable_reduction): Don't assert
that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
* gcc.dg/pr55110.c: New test.
From-SVN: r193845
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr55110.c | 13 | ||||
| -rw-r--r-- | gcc/tree-vect-loop.c | 1 |
4 files changed, 24 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 75da526..23ec9aa 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-11-27 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/55110 + * tree-vect-loop.c (vectorizable_reduction): Don't assert + that STMT_VINFO_RELATED_STMT of orig_stmt is stmt. + 2012-11-27 Richard Biener <rguenther@suse.de> * gimple-fold.c (fold_stmt_1): Remove unnecessary code. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index ff025c1..1e1448b 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-11-27 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/55110 + * gcc.dg/pr55110.c: New test. + 2012-11-27 Richard Biener <rguenther@suse.de> PR middle-end/55331 diff --git a/gcc/testsuite/gcc.dg/pr55110.c b/gcc/testsuite/gcc.dg/pr55110.c new file mode 100644 index 0000000..2a031a5 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr55110.c @@ -0,0 +1,13 @@ +/* PR tree-optimization/55110 */ +/* { dg-do compile } */ +/* { dg-options "-O1 -ftree-vectorize" } */ + +int +foo (int x) +{ + int a, b; + for (b = 0; b < 8; b++) + for (a = 0; a < 2; a++) + x /= 3; + return x; +} diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 04c3760..633d3d1 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -4624,7 +4624,6 @@ vectorizable_reduction (gimple stmt, gimple_stmt_iterator *gsi, if (orig_stmt) { orig_stmt_info = vinfo_for_stmt (orig_stmt); - gcc_assert (STMT_VINFO_RELATED_STMT (orig_stmt_info) == stmt); gcc_assert (STMT_VINFO_IN_PATTERN_P (orig_stmt_info)); gcc_assert (!STMT_VINFO_IN_PATTERN_P (stmt_info)); } |