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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/tree-vect-slp.c6
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a1159697da2..6345f67d2ee 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
2012-03-21 Richard Guenther <rguenther@suse.de>
+ PR tree-optimizer/52636
+ * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
+ to the appropriate type.
+
+2012-03-21 Richard Guenther <rguenther@suse.de>
+
* Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
dependencies.
* cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c
index dbfe78d9351..c142bbb0201 100644
--- a/gcc/tree-vect-slp.c
+++ b/gcc/tree-vect-slp.c
@@ -2363,6 +2363,12 @@ vect_get_constant_vectors (tree op, slp_tree slp_node,
/* Create 'vect_ = {op0,op1,...,opn}'. */
number_of_places_left_in_vector--;
+ if (constant_p
+ && !types_compatible_p (TREE_TYPE (vector_type), TREE_TYPE (op)))
+ {
+ op = fold_unary (VIEW_CONVERT_EXPR, TREE_TYPE (vector_type), op);
+ gcc_assert (op && CONSTANT_CLASS_P (op));
+ }
elts[number_of_places_left_in_vector] = op;
if (number_of_places_left_in_vector == 0)