[omochi@omochi-iMacPro wpkg]$ swift build -c debug --build-tests --destination /Users/omochi/swift/swift-wasm-5.3-SNAPSHOT-2020-09-08-a/usr/wasm32-unknown-wasi.json wasm-ld: error: /Users/omochi/swift/swift-wasm-5.3-SNAPSHOT-2020-09-08-a/usr/share/wasi-sysroot/lib/wasm32-wasi/libc.a(__original_main.o): undefined symbol: main clang-10: error: linker command failed with exit code 1 (use -v to see invocation) <unknown>:0: error: link command failed with exit code 1 (use -v to see invocation) [8/9] Linking wpkgPackageTests.xctest