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Use -Clinker-plugin-lto flag during Wasm build #358

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Merged
ascjones merged 2 commits into from
Nov 16, 2021
Merged

Use -Clinker-plugin-lto flag during Wasm build #358

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ed72e75
`-Clinker-plugin-lto` reduced the size of my contract
xgreenx Nov 10, 2021
86a10ca
Compiler will use `-Clinker-plugin-lto` if `lto` is enabled
xgreenx Nov 11, 2021
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2 changes: 1 addition & 1 deletion src/cmd/build.rs
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Expand Up @@ -249,7 +249,7 @@ fn exec_cargo_for_wasm_target(
// Currently will override user defined RUSTFLAGS from .cargo/config. See https://github.com/paritytech/cargo-contract/issues/98.
std::env::set_var(
"RUSTFLAGS",
"-C link-arg=-zstack-size=65536 -C link-arg=--import-memory",
"-C link-arg=-zstack-size=65536 -C link-arg=--import-memory -Clinker-plugin-lto",
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@ascjones ascjones Nov 11, 2021

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If this just does nothing with other lto settings then should be fine.

);

let cargo_build = |manifest_path: &ManifestPath| {
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