fix asan-found out-of-bound read in interpreter
fix asan-found out-of-bound read in interpreter

WebAssembly/sexpr-wasm-prototype,WebAssembly/sexpr-wasm-prototype,WebAssembly/sexpr-wasm-prototype,citisolo/wabt,citisolo/wabt,citisolo/wabt,citisolo/wabt,WebAssembly/sexpr-wasm-prototype,WebAssembly/wabt,WebAssembly/wabt,WebAssembly/wabt,WebAssembly/wabt,WebAssembly/sexpr-wasm-prototype,citisolo/wabt,WebAssembly/sexpr-wasm-prototype,WebAssembly/wabt,citisolo/wabt