diff options
Diffstat (limited to 'gcc/tree-scalar-evolution.c')
| -rw-r--r-- | gcc/tree-scalar-evolution.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c index fefc9de96af..759bc612566 100644 --- a/gcc/tree-scalar-evolution.c +++ b/gcc/tree-scalar-evolution.c @@ -875,7 +875,7 @@ get_loop_exit_condition (const struct loop *loop) gimple *stmt; stmt = last_stmt (exit_edge->src); - if (gcond *cond_stmt = dyn_cast <gcond *> (stmt)) + if (gcond *cond_stmt = safe_dyn_cast <gcond *> (stmt)) res = cond_stmt; } @@ -1421,6 +1421,11 @@ simplify_peeled_chrec (struct loop *loop, tree arg, tree init_cond) return build_polynomial_chrec (loop->num, init_cond, right); } + /* The affine code only deals with pointer and integer types. */ + if (!POINTER_TYPE_P (type) + && !INTEGRAL_TYPE_P (type)) + return chrec_dont_know; + /* Try harder to check if they are equal. */ tree_to_aff_combination_expand (left, type, &aff1, &peeled_chrec_map); tree_to_aff_combination_expand (step_val, type, &aff2, &peeled_chrec_map); |