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[Bugfix]: Assertion error when using FlashInfer backend #25933

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Merged
merged 2 commits into from
Oct 5, 2025
Merged

[Bugfix]: Assertion error when using FlashInfer backend #25933

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17b81fb
Update assertion to use boolean compare
simondanielsson Sep 30, 2025
6602705
Merge branch 'main' into bugfix/flashinfer-assertion-error
DarkLight1337 Oct 3, 2025
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4 changes: 2 additions & 2 deletions vllm/model_executor/layers/quantization/fp8.py
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Original file line number Diff line number Diff line change
Expand Up @@ -448,7 +448,7 @@ def __init__(self, quant_config: Fp8Config, layer: torch.nn.Module):
self.layer = layer
self.quant_config = quant_config
self.weight_block_size = self.quant_config.weight_block_size
self.block_quant = self.weight_block_size is not None
self.block_quant: bool = self.weight_block_size is not None

self.fused_experts: Optional[
mk.FusedMoEModularKernel] = None # type: ignore
Expand Down Expand Up @@ -1069,7 +1069,7 @@ def apply(
expert_map=expert_map,
)
elif self.flashinfer_moe_backend == FlashinferMoeBackend.CUTLASS:
assert self.block_quant is None
assert not self.block_quant
assert (not renormalize and custom_routing_function is not None)
assert activation == 'silu', (
f"Expected 'silu' activation but got {activation}")
Expand Down