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Diffstat (limited to 'gcc/tree-scalar-evolution.c')
| -rw-r--r-- | gcc/tree-scalar-evolution.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c index 5183cb8..7c698149 100644 --- a/gcc/tree-scalar-evolution.c +++ b/gcc/tree-scalar-evolution.c @@ -3267,7 +3267,8 @@ simple_iv (struct loop *wrto_loop, struct loop *use_loop, tree op, if (tree_contains_chrecs (iv->base, NULL)) return false; - iv->no_overflow = !folded_casts && TYPE_OVERFLOW_UNDEFINED (type); + iv->no_overflow = (!folded_casts && ANY_INTEGRAL_TYPE_P (type) + && TYPE_OVERFLOW_UNDEFINED (type)); return true; } @@ -3490,7 +3491,8 @@ scev_const_prop (void) /* If def's type has undefined overflow and there were folded casts, rewrite all stmts added for def into arithmetics with defined overflow behavior. */ - if (folded_casts && TYPE_OVERFLOW_UNDEFINED (TREE_TYPE (def))) + if (folded_casts && ANY_INTEGRAL_TYPE_P (TREE_TYPE (def)) + && TYPE_OVERFLOW_UNDEFINED (TREE_TYPE (def))) { gimple_seq stmts; gimple_stmt_iterator gsi2; |