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rustc: Some small changes for the wasm32-wasip2 target #124858

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May 8, 2024
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rustc: Some small changes for the wasm32-wasip2 target #124858

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7a77108
rustc: Change LLVM target for the wasm32-wasip2 Rust target
alexcrichton May 3, 2024
400e754
rustc: Don't pass `-fuse-ld=lld` on wasm targets
alexcrichton May 4, 2024
38b2bd7
rustc: Change wasm32-wasip2 to PIC-by-default
alexcrichton May 7, 2024
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rustc: Don't pass -fuse-ld=lld on wasm targets 
This argument isn't necessary for WebAssembly targets since `wasm-ld` is
the only linker for the targets. Passing it otherwise interferes with
Clang's linker selection on `wasm32-wasip2` so avoid it altogether.
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@alexcrichton
alexcrichton committed May 4, 2024
commit 400e75494ab345e95125da2dd65433bacec2775a
8 changes: 7 additions & 1 deletion compiler/rustc_codegen_ssa/src/back/link.rs
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Expand Up @@ -3127,7 +3127,13 @@ fn add_lld_args(

// 2. Implement the "linker flavor" part of this feature by asking `cc` to use some kind of
// `lld` as the linker.
cmd.arg("-fuse-ld=lld");
//
// Note that wasm targets skip this step since the only option there anyway
// is to use LLD but the `wasm32-wasip2` target relies on a wrapper around
// this, `wasm-component-ld`, which is overridden if this option is passed.
if !sess.target.is_like_wasm {
cmd.arg("-fuse-ld=lld");
}

if !flavor.is_gnu() {
// Tell clang to use a non-default LLD flavor.
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