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| author | ktietz <ktietz@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-02-25 18:20:34 +0000 |
|---|---|---|
| committer | ktietz <ktietz@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-02-25 18:20:34 +0000 |
| commit | fa89653489bf7d856d87a1e00e1828d5ce502beb (patch) | |
| tree | 7276112180263481cd403a440480157147cd562d | |
| parent | 42a97658bdeead5e2b616cd73fe06c03e373af84 (diff) | |
| download | gcc-fa89653489bf7d856d87a1e00e1828d5ce502beb.tar.gz | |
2015-02-25 Kai Tietz <ktietz@redhat.com>
PR tree-optimization/61917
* tree-vect-loop.c (vectorizable_reduction): Handle obvious case
that reduc_def_stmt is null.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_9-branch@220986 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/tree-vect-loop.c | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 18998d0a130..326a98ddfb4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2015-02-25 Kai Tietz <ktietz@redhat.com> + PR tree-optimization/61917 + * tree-vect-loop.c (vectorizable_reduction): Handle obvious case + that reduc_def_stmt is null. + Merged from mainline PR target/64212 * symtab.c (symtab::make_decl_local): Set DECL_IMPORT_P explicit to 0. diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 790914bcff6..a1c6e4435ea 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -4912,7 +4912,7 @@ vectorizable_reduction (gimple stmt, gimple_stmt_iterator *gsi, if (!found_nested_cycle_def) reduc_def_stmt = def_stmt; - if (gimple_code (reduc_def_stmt) != GIMPLE_PHI) + if (reduc_def_stmt && gimple_code (reduc_def_stmt) != GIMPLE_PHI) return false; if (!(dt == vect_reduction_def |