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Diffstat (limited to 'gcc/tree-scalar-evolution.c')
| -rw-r--r-- | gcc/tree-scalar-evolution.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c index cdf940a..58c2bde 100644 --- a/gcc/tree-scalar-evolution.c +++ b/gcc/tree-scalar-evolution.c @@ -3324,7 +3324,7 @@ iv_can_overflow_p (struct loop *loop, tree type, tree base, tree step) return false; if (TREE_CODE (base) == INTEGER_CST) - base_min = base_max = base; + base_min = base_max = wi::to_wide (base); else if (TREE_CODE (base) == SSA_NAME && INTEGRAL_TYPE_P (TREE_TYPE (base)) && get_range_info (base, &base_min, &base_max) == VR_RANGE) @@ -3333,7 +3333,7 @@ iv_can_overflow_p (struct loop *loop, tree type, tree base, tree step) return true; if (TREE_CODE (step) == INTEGER_CST) - step_min = step_max = step; + step_min = step_max = wi::to_wide (step); else if (TREE_CODE (step) == SSA_NAME && INTEGRAL_TYPE_P (TREE_TYPE (step)) && get_range_info (step, &step_min, &step_max) == VR_RANGE) @@ -3593,7 +3593,8 @@ simple_iv_with_niters (struct loop *wrto_loop, struct loop *use_loop, extreme = wi::max_value (type); } overflow = false; - extreme = wi::sub (extreme, iv->step, TYPE_SIGN (type), &overflow); + extreme = wi::sub (extreme, wi::to_wide (iv->step), + TYPE_SIGN (type), &overflow); if (overflow) return true; e = fold_build2 (code, boolean_type_node, base, |