diff options
Diffstat (limited to 'src/ast')
| -rw-r--r-- | src/ast/properties.h | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/src/ast/properties.h b/src/ast/properties.h index 9121deba5..097f7a8f0 100644 --- a/src/ast/properties.h +++ b/src/ast/properties.h @@ -60,11 +60,13 @@ struct Properties { if (auto* outer = curr->dynCast<Binary>()) { if (outer->op == ShrSInt32) { if (auto* outerConst = outer->right->dynCast<Const>()) { - if (auto* inner = outer->left->dynCast<Binary>()) { - if (inner->op == ShlInt32) { - if (auto* innerConst = inner->right->dynCast<Const>()) { - if (outerConst->value == innerConst->value) { - return inner->left; + if (outerConst->value.geti32() != 0) { + if (auto* inner = outer->left->dynCast<Binary>()) { + if (inner->op == ShlInt32) { + if (auto* innerConst = inner->right->dynCast<Const>()) { + if (outerConst->value == innerConst->value) { + return inner->left; + } } } } @@ -87,11 +89,13 @@ struct Properties { if (auto* outer = curr->dynCast<Binary>()) { if (outer->op == ShrSInt32) { if (auto* outerConst = outer->right->dynCast<Const>()) { - if (auto* inner = outer->left->dynCast<Binary>()) { - if (inner->op == ShlInt32) { - if (auto* innerConst = inner->right->dynCast<Const>()) { - if (outerConst->value.leU(innerConst->value).geti32()) { - return inner->left; + if (outerConst->value.geti32() != 0) { + if (auto* inner = outer->left->dynCast<Binary>()) { + if (inner->op == ShlInt32) { + if (auto* innerConst = inner->right->dynCast<Const>()) { + if (outerConst->value.leU(innerConst->value).geti32()) { + return inner->left; + } } } } |