Handle SIMD expressions in wasm2c (#1660)
Handle SIMD expressions in wasm2c (#1660)

SIMD (or any feature flags) is not supported by wasm2c. We handle the expressions in the switch statement, but assert for now.
WebAssembly/sexpr-wasm-prototype,WebAssembly/wabt,WebAssembly/sexpr-wasm-prototype,WebAssembly/wabt,WebAssembly/sexpr-wasm-prototype,WebAssembly/sexpr-wasm-prototype,WebAssembly/wabt,WebAssembly/wabt,WebAssembly/sexpr-wasm-prototype,WebAssembly/sexpr-wasm-prototype,WebAssembly/wabt