mihaibudiu commented on code in PR #5228:
URL: https://github.com/apache/calcite/pull/5228#discussion_r3882225879
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core/src/main/java/org/apache/calcite/rex/RexSimplify.java:
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@@ -1614,16 +1635,23 @@ private boolean isSafe(RexCall call, boolean deep) {
SqlKind sqlKind = call.getKind();
SqlOperator sqlOperator = call.getOperator();
- if (SqlKind.CHECKED_ARITHMETIC.contains(sqlKind)) {
- // Checked arithmetic throws on overflow, so it is only safe when the
- // arithmetic is never performed, i.e. when an operand is NULL.
+ if (SqlKind.CHECKED_ARITHMETIC.contains(sqlKind)
Review Comment:
The API should take a RexCall which can access types.
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