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[mlir][Transforms] Dialect conversion: Fix bug in computeNecessaryMaterializations #104630

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Merged
merged 1 commit into from
Aug 17, 2024
Merged

[mlir][Transforms] Dialect conversion: Fix bug in computeNecessaryMaterializations #104630

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2 changes: 1 addition & 1 deletion mlir/lib/Transforms/Utils/DialectConversion.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2680,7 +2680,7 @@ static void computeNecessaryMaterializations(
if (!castOp)
continue;
if (castOp->getResultTypes() == inputOperands.getTypes()) {
replaceMaterialization(rewriterImpl, opResult, inputOperands,
replaceMaterialization(rewriterImpl, user->getResults(), inputOperands,
inverseMapping);
necessaryMaterializations.remove(materializationOps.lookup(user));
}
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1 change: 1 addition & 0 deletions mlir/test/Transforms/test-legalize-type-conversion.mlir
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Expand Up @@ -99,6 +99,7 @@ func.func @test_block_argument_not_converted() {
func.func @test_signature_conversion_no_converter() {
"test.signature_conversion_no_converter"() ({
// expected-error@below {{failed to legalize unresolved materialization from ('f64') to 'f32' that remained live after conversion}}
// expected-note@below {{see existing live user here}}
^bb0(%arg0: f32):
"test.type_consumer"(%arg0) : (f32) -> ()
"test.return"(%arg0) : (f32) -> ()
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