diff options
| -rw-r--r-- | src/wasm/wasm-binary.cpp | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/src/wasm/wasm-binary.cpp b/src/wasm/wasm-binary.cpp index 63321cffe..8804257a4 100644 --- a/src/wasm/wasm-binary.cpp +++ b/src/wasm/wasm-binary.cpp @@ -2132,9 +2132,11 @@ void WasmBinaryBuilder::readFeatures(size_t payloadLen) { uint8_t prefix = getInt8(); if (prefix != BinaryConsts::FeatureUsed) { if (prefix == BinaryConsts::FeatureRequired) { - throwError("Required features not supported"); + std::cerr + << "warning: required features in feature section are ignored"; } else if (prefix == BinaryConsts::FeatureDisallowed) { - throwError("Disallowed features not supported"); + std::cerr + << "warning: disallowed features in feature section are ignored"; } else { throwError("Unrecognized feature policy prefix"); } @@ -2145,18 +2147,20 @@ void WasmBinaryBuilder::readFeatures(size_t payloadLen) { throwError("ill-formed string extends beyond section"); } - if (name == BinaryConsts::UserSections::AtomicsFeature) { - wasm.features.setAtomics(); - } else if (name == BinaryConsts::UserSections::BulkMemoryFeature) { - wasm.features.setBulkMemory(); - } else if (name == BinaryConsts::UserSections::ExceptionHandlingFeature) { - wasm.features.setExceptionHandling(); - } else if (name == BinaryConsts::UserSections::TruncSatFeature) { - wasm.features.setTruncSat(); - } else if (name == BinaryConsts::UserSections::SignExtFeature) { - wasm.features.setSignExt(); - } else if (name == BinaryConsts::UserSections::SIMD128Feature) { - wasm.features.setSIMD(); + if (prefix != BinaryConsts::FeatureDisallowed) { + if (name == BinaryConsts::UserSections::AtomicsFeature) { + wasm.features.setAtomics(); + } else if (name == BinaryConsts::UserSections::BulkMemoryFeature) { + wasm.features.setBulkMemory(); + } else if (name == BinaryConsts::UserSections::ExceptionHandlingFeature) { + wasm.features.setExceptionHandling(); + } else if (name == BinaryConsts::UserSections::TruncSatFeature) { + wasm.features.setTruncSat(); + } else if (name == BinaryConsts::UserSections::SignExtFeature) { + wasm.features.setSignExt(); + } else if (name == BinaryConsts::UserSections::SIMD128Feature) { + wasm.features.setSIMD(); + } } } if (pos != sectionPos + payloadLen) { |