Skip to content

Workaround: run concrete execution for invokedynamic #423

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jul 5, 2022
Merged

Workaround: run concrete execution for invokedynamic #423

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 10 additions & 1 deletion utbot-framework/src/main/kotlin/org/utbot/engine/UtBotSymbolicEngine.kt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2471,7 +2471,7 @@ class UtBotSymbolicEngine(
is JInterfaceInvokeExpr -> virtualAndInterfaceInvoke(invokeExpr.base, invokeExpr.methodRef, invokeExpr.args)
is JVirtualInvokeExpr -> virtualAndInterfaceInvoke(invokeExpr.base, invokeExpr.methodRef, invokeExpr.args)
is JSpecialInvokeExpr -> specialInvoke(invokeExpr)
is JDynamicInvokeExpr -> TODO("$invokeExpr")
is JDynamicInvokeExpr -> dynamicInvoke(invokeExpr)
else -> error("Unknown class ${invokeExpr::class}")
}

Expand Down Expand Up @@ -2731,6 +2731,15 @@ class UtBotSymbolicEngine(
return commonInvokePart(invocation)
}

private fun dynamicInvoke(invokeExpr: JDynamicInvokeExpr): List<MethodResult> {
workaround(HACK) {
// The engine does not yet support JDynamicInvokeExpr, so switch to concrete execution if we encounter it
statesForConcreteExecution += environment.state
queuedSymbolicStateUpdates += UtFalse.asHardConstraint()
return emptyList()
}
}

/**
* Runs common invocation part for object wrapper or object instance.
*
Expand Down