ERR_FATAL_FILE_ERROR when using clang -O flags or wasm-opt

example: https://s.gc.gy/innative-71.wasm

output:
```
Error loading module innative-71.wasm: ERR_FATAL_FILE_ERROR
Error loading environment: ERR_FATAL_INVALID_MODULE
```