Very large protobuf messages cause a StackOverflowError on Kotlin/JS
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garyp commented
This can be reproduced by un-excluding the test_compiler_limits.kt
file that's currently excluded for Kotlin/JS in https://github.com/streem/pbandk/blob/master/test-types/build.gradle.kts. The compiler will fail with a StackOverflowError
and a stack trace similar to:
e: java.lang.StackOverflowError
at org.jetbrains.kotlin.ir.backend.js.utils.serialization.JsIrAstSerializer.writeExpression(JsIrAstSerializer.kt:783)
at org.jetbrains.kotlin.ir.backend.js.utils.serialization.JsIrAstSerializer.access$writeExpression(JsIrAstSerializer.kt:82)
at org.jetbrains.kotlin.ir.backend.js.utils.serialization.JsIrAstSerializer$writeExpression$visitor$1.visitBinaryExpression(JsIrAstSerializer.kt:478)
at org.jetbrains.kotlin.js.backend.ast.JsBinaryOperation.accept(JsBinaryOperation.java:47)
at org.jetbrains.kotlin.ir.backend.js.utils.serialization.JsIrAstSerializer.writeExpression(JsIrAstSerializer.kt:549)
at org.jetbrains.kotlin.ir.backend.js.utils.serialization.JsIrAstSerializer.access$writeExpression(JsIrAstSerializer.kt:82)
at org.jetbrains.kotlin.ir.backend.js.utils.serialization.JsIrAstSerializer$writeExpression$visitor$1.visitBinaryExpression(JsIrAstSerializer.kt:478)
at org.jetbrains.kotlin.js.backend.ast.JsBinaryOperation.accept(JsBinaryOperation.java:47)
...
I have not been able to narrow down which specific portion of the generated code is causing the stack overflow. But it seems to be related to the number of fields in MessageWithLotsOfFields
.