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[interp] Suppress tailcall flag if target is a non-marshaled pinvoke #119777

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Merged
merged 1 commit into from
Sep 17, 2025
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[interp] Suppress tailcall flag if target is a non-marshaled pinvoke #119777

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5 changes: 4 additions & 1 deletion src/coreclr/interpreter/compiler.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3551,6 +3551,10 @@ void InterpCompiler::EmitCall(CORINFO_RESOLVED_TOKEN* pConstrainedToken, bool re
}
else
{
// Tail call target needs to be IL
if (tailcall && isPInvoke && !isMarshaledPInvoke)
tailcall = false;

// Normal call
InterpOpcode opcode;
if (isDelegateInvoke)
Expand All @@ -3560,7 +3564,6 @@ void InterpCompiler::EmitCall(CORINFO_RESOLVED_TOKEN* pConstrainedToken, bool re
}
else if (tailcall)
{
assert(!isPInvoke && !isMarshaledPInvoke);
opcode = INTOP_CALL_TAIL;
}
else
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