rustc_target/spec/targets/
wasm32_unknown_emscripten.rsuse crate::spec::{
LinkArgs, LinkerFlavor, PanicStrategy, RelocModel, Target, TargetOptions, base, cvs,
};
pub(crate) fn target() -> Target {
let pre_link_args = LinkArgs::new();
let post_link_args =
TargetOptions::link_args(LinkerFlavor::EmCc, &["-sABORTING_MALLOC=0", "-sWASM_BIGINT"]);
let opts = TargetOptions {
os: "emscripten".into(),
linker_flavor: LinkerFlavor::EmCc,
exe_suffix: ".js".into(),
linker: None,
pre_link_args,
post_link_args,
relocation_model: RelocModel::Pic,
panic_strategy: PanicStrategy::Unwind,
no_default_libraries: false,
families: cvs!["unix", "wasm"],
..base::wasm::options()
};
Target {
llvm_target: "wasm32-unknown-emscripten".into(),
metadata: crate::spec::TargetMetadata {
description: Some("WebAssembly via Emscripten".into()),
tier: Some(2),
host_tools: Some(false),
std: Some(true),
},
pointer_width: 32,
data_layout: "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-f128:64-n32:64-S128-ni:1:10:20".into(),
arch: "wasm32".into(),
options: opts,
}
}