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Remove --fatal-warnings on wasm targets #120278

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Jan 25, 2024
Merged

Remove --fatal-warnings on wasm targets #120278

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3 changes: 0 additions & 3 deletions compiler/rustc_target/src/spec/base/wasm.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -38,9 +38,6 @@ pub fn options() -> TargetOptions {
// supposed to be imported and have all other symbols generate errors if
// they remain undefined.
concat!($prefix, "--allow-undefined"),
// Rust code should never have warnings, and warnings are often
// indicative of bugs, let's prevent them.
concat!($prefix, "--fatal-warnings"),
// LLD only implements C++-like demangling, which doesn't match our own
// mangling scheme. Tell LLD to not demangle anything and leave it up to
// us to demangle these symbols later. Currently rustc does not perform
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5 changes: 1 addition & 4 deletions compiler/rustc_target/src/spec/targets/wasm32_unknown_emscripten.rs
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Expand Up @@ -5,10 +5,7 @@ use crate::spec::{
pub fn target() -> Target {
// Reset flags for non-Em flavors back to empty to satisfy sanity checking tests.
let pre_link_args = LinkArgs::new();
let post_link_args = TargetOptions::link_args(
LinkerFlavor::EmCc,
&["-sABORTING_MALLOC=0", "-Wl,--fatal-warnings"],
);
let post_link_args = TargetOptions::link_args(LinkerFlavor::EmCc, &["-sABORTING_MALLOC=0"]);

let opts = TargetOptions {
os: "emscripten".into(),
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