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chore(ssa): Simplify truncate when the bit size we are truncating to is greater than the value's max bit size #8875

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Merged
vezenovm merged 3 commits into from
Jun 11, 2025
Merged

chore(ssa): Simplify truncate when the bit size we are truncating to is greater than the value's max bit size #8875

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58deb9f
simplify truncate when the bit size we are truncating to it greater t…
vezenovm Jun 10, 2025
4338a58
Merge branch 'master' into mv/simplify-truncate-to-bit-size-larger-th…
vezenovm Jun 10, 2025
24a3512
add test
vezenovm Jun 11, 2025
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2 changes: 1 addition & 1 deletion compiler/noirc_evaluator/src/ssa/ir/dfg/simplify.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -141,7 +141,7 @@ pub(crate) fn simplify(
try_optimize_array_set_from_previous_get(dfg, *array_id, *index_id, *value)
}
Instruction::Truncate { value, bit_size, max_bit_size } => {
if bit_size == max_bit_size {
if bit_size >= max_bit_size {
return SimplifiedTo(*value);
}
if let Some((numeric_constant, typ)) = dfg.get_numeric_constant_with_type(*value) {
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