tinygo/targets/wasm.json
Ayke van Laethem e2aa3789c3 wasm: include wasi-libc
This allows CGo code to call some libc functions. Additionally, by
putting memset/memmove/memcpy in an archive they're not included anymore
when not necessary, reducing code size for small programs.
2020-01-23 16:40:09 +01:00

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JSON

{
"llvm-target": "wasm32--wasi",
"build-tags": ["js", "wasm"],
"goos": "js",
"goarch": "wasm",
"compiler": "clang",
"linker": "wasm-ld",
"cflags": [
"--target=wasm32--wasi",
"--sysroot={root}/lib/wasi-libc/sysroot",
"-Oz"
],
"ldflags": [
"--allow-undefined",
"--no-threads",
"--stack-first",
"--export-all",
"{root}/lib/wasi-libc/sysroot/lib/wasm32-wasi/libc.a"
],
"emulator": ["node", "targets/wasm_exec.js"]
}