diff options
Diffstat (limited to 'gcc/tree-predcom.c')
-rw-r--r-- | gcc/tree-predcom.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/tree-predcom.c b/gcc/tree-predcom.c index b5c82923ee2..15fcafe76e1 100644 --- a/gcc/tree-predcom.c +++ b/gcc/tree-predcom.c @@ -628,6 +628,13 @@ determine_offset (struct data_reference *a, struct data_reference *b, double_int *off) { aff_tree diff, baseb, step; + tree typea, typeb; + + /* Check that both the references access the location in the same type. */ + typea = TREE_TYPE (DR_REF (a)); + typeb = TREE_TYPE (DR_REF (b)); + if (!tree_ssa_useless_type_conversion_1 (typeb, typea)) + return false; /* Check whether the base address and the step of both references is the same. */ |