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fix[codegen]: assert staticcall in constant context #5090

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fix[codegen]: assert staticcall in constant context #5090

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359fdba
fix[venom]: assert staticcall in constant context
banteg Jun 12, 2026
a1b8120
refactor[venom]: document staticcall assertion
banteg Jun 22, 2026
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2 changes: 2 additions & 0 deletions vyper/codegen_venom/expr.py
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Expand Up @@ -1793,6 +1793,8 @@ def _lower_external_call(self) -> VyperValue:

# === Dispatch CALL or STATICCALL ===
use_staticcall = fn_type.mutability in (StateMutability.VIEW, StateMutability.PURE)
if self.ctx.is_constant():
assert use_staticcall, "typechecker missed this"
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# Return buffer location and size
ret_ofst = buf._ptr
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